1hr Shows the data for the last 1 hour.
24hr Shows the data for the last 24 hours.
7d Shows the data for the last 7 days.
51% Attack A 51% attack is in operation when a single person or single group of people could have more than 50% of the mining hash rate or the computer power on the network. It means that the person could take the full control of the network and has the ability to affect a cryptocurrency negatively. In fact, the entity has the ability to take over mining operation, double spending coins or even changing or stopping transactions.
30d Show the data for the last 30 days.


Address Addresses are a string of letters and numbers. By using address, you can send or receive cryptocurrency. In order to receive cryptocurrency from others you need to share your address with sender. The address could be share in the form of QR code or text.
Airdrop Airdrop is a marketing method for new born cryptocurrencies. In this method, a cryptocurrency is distributed among audiences in return of their participation. It means that receivers participate in activities such as downloading apps, filling surveys, referring friends or sharing news and in return they receive some tiny amount of cryptocurrency.
Algorithm Algorithm is set of rules that a computer is following in order to solve a problem or calculation operation.
All-Time-High (ATH) The highest or maximum point that the price or market capitalization of a cryptocurrency reaches in history.
All-Time-Low (ATL) The lowest or minimum point that the price or market capitalization of a cryptocurrency reaches in history.
Altcoin Any other coin in cryptocurrency world except Bitcoin are altcoins. In fact, they are alternative coin to Bitcoin.
Anarcho-capitalism Anarcho-capitalism is a political philosophy and the way of thinking. It believes in removing centralization by self-ownership, free markets and private property. Most of early Bitcoin users were supporter of anarcho-capitalism. In fact, they believe that Bitcoin decentralization can give the power back to the people.
Anti-Money Laundering (AML) A predetermined laws and regulations that fight against individuals or organizations, which use cryptocurrencies for money laundering purposes.


Application Programming Interface (API) is a set of protocols, routines and tools, which are used in order to build software applications. In fact, APIs identify how software components should communicate to each other. For example, what actions should be taken or what data to use.
Arbitrage Arbitrage trading is the act of taking advantage from price differences of a cryptocurrency or commodity in two different exchanges or markets. For instance, the price of cryptocurrency may be different in a European exchange and an Asian exchange. In this case, the arbitrage trader buy cryptocurrency from one exchange and meanwhile sell it in another for higher price with profit.
Ashdraked Ashdrake refers to the situation that someone lose all his money. Clearly, when they lose all their money shorting bitcoin.
ASIC ASIC stand for “Application Specific Integrated Circuit”. ASICs are mining equipment, which use to mine a specific cryptocurrency. Usually ASICs compared to GPUs. But, the fact is that ASICs are specifically designed for mining purposes. They are more efficient and have less energy consumption compared to GPUs or other mining hardware.
Ask Price In any financial market, buyers and sellers offer their own price. In fact, they place their orders to establish the highest price they are willing to sell or the lowest price they are willing to buy. In this case, the buyer place “bids” and the seller place “ask”. “ask” also refers to the offers to sell. In financial markets the lowest ask order, which is unmatched with actual price, becomes the “Ask Price” of the market.
Astroturfing A deceptive of practice of masking the sponsors of a marketing message, which is highly supported by grassroots participants when it is not.
Atomic Swap An atomic swap is a smart contract technology, which let people directly exchange one type of cryptocurrency without using centralized intermediaries, such as exchanges. In fact, they do the transaction on a different blockchain or an off-chain such as lightning network.
Attestation Ledger Attestation ledger is one of the reliable form of distributed ledger, which provide evidence of individual transactions. It usually uses to “attest” that a financial transaction take place, or to prove legitimacy of transactions.


Bag Bag refers to a high amount of a specific cryptocurrency. The amount depends on the definition of the person, who use the expression.
Bagholder Bagholder refers to a person, who holds high amount of cryptocurrency or several bags. It usually uses in order to explain a person when the price of that cryptocurrency is declining.
Bear A person who look at the market from pessimistic point of view and expects the prices will decline. This person also refers to be “bearish” about the market price.
Bear Trap Bear trap is a technique, which plays by a group of traders. In fact, this group of traders aim to manipulate the price of a cryptocurrency. For this purpose, a group of traders sell their cryptocurrencies at the same time. As a result, the price of that cryptocurrency start to decline and other traders also sell their cryptocurrency, because they also think the market is going to get bearish and there is an upcoming price decline. When the other traders sell their cryptocurrency, the price will continue to go down. Meanwhile, those who set the trap start to buy back the cryptocurrency at the lower price. After that, the price will rise again and they make a profit.
Bitcoin ATM (BTM) An Automatic Teller machine that works similar to regular ATMs. You can buy or withdraw Bitcoin from it.
Bitcoin Improvement Proposal (BIP) A Bitcoin Improvement Proposal is technical design document for introducing information, feature and processes to the Bitcoin community. Since Bitcoin has no formal structure, BIP the standard way of communicating ideas. The BIP authors are responsible for requesting feedback and consensus for their improvements that they suggest to the community. BIPs can consist consensus-critical changes such as soft for or hard fork or even changes to the Peer-to-peer layer or new backup seed formats.
BitLicense A business license issues to New York-based companies, which are active in cryptocurrency field. This license is created and provided by the New York State Department of Financial Services (NYSDFS)
Bits A smaller amount of Bitcoin. 1 Bitcoin consists of 1,000,000 bits.
Block A block records all of the most recent transactions. In fact, it’s a collection of transactions that have not yet entered to any prior blocks. Whenever the block is completed, it joins to the net block in the blockchain.
Blockchain Blockchain known as public ledger is a list of records. Those records are called blocks and all the blocks are secured by using cryptography technology.
Block Explorer Block explorer is a tool, which is used to track and view all the transactions recorded on the public ledger (blockchain). It is also used to check the hash rate and transaction growth.
Block Height The number blocks, which coming before the block in question on the public ledger, or even can be total number of blocks, which are before this point on the chain.
Block Reward When a miner does the calculation and solve the mathematic problem, it generates a new block. For each block generated on the blockchain there is a block reward. When a miner solves a block and add it to the blockchain, he receives some amount of cryptocurrency in return. The purpose is to ensure that miners continue working and legitimately taking part in the process.
Bollinger Band Bollinger band is a technical analysis tool, which developed by John Bollinger. It identifies the volatility level for a currency pair. In fact, it is defined by a set of trendlines plotted two standard deviations away from a Simple Moving Average of a commodity or security price. It is placed over a price chart in order to define pricing “channels”.
Bots Bots are an automated trading software, which are able to execute trade orders very quickly. They work based of predefined algorithms in order to buy and sell a commodity or security.
Brute Force Attack (BFA) A method of trial-and-error. In this method the attacker tries many different passwords until the correct one is found.
Bubble Is the situation, where the market price is driven up above its value by participants. This situation usually followed by a sharp, quick drop in prices. In fact, market corrects the price itself.
Bug Bounty A reward which is offered to developers, who could find a bug or a critical flaw in a software. Usually companies such as exchanges or wallets use this method in order to find potential security bugs or breaches in their platform. In fact, they use the method to find the bug and fix it in advance before it exploits by unfriendly parties.
Bull It refers to a person, who is confident and optimistic that market prices will increase. The person is known to be “bullish” about the price or market.
Bull Trap A bull trap is false market signal which referring to a declining trend of an asset that appears to be on the upturn. It usually leads bulls to lose money, as a result of taking long positions.
Buy The (F*******) Dip (BTD/BTFD) An extremely emotional state of supporters of a cryptocurrency that encourage to buy while the prices are low.
Buy Wall Buy wall is the situation, when a huge buy order or composition of multiple large orders has been placed to buy when a cryptocurrency reaches a certain price. In fact, it usually executed by whales in order to control the prices. By using this method, they prevent a cryptocurrency price from falling below a certain price. When the order is executed, the demand will likely surpass supply and the price remain at the certain value or starts to falling.
Burned The term burned is used when a certain amount of token or coin become permanently unusable or  not spendable.
Byzantine Generals’ Problem It is a term made by computer science. In fact, it’s a situation where all involved parties must agree on a single strategy. The aim is to prevent complete failure. For example, imagine situation that group of generals who are in a battle, must decide to attack or retreat. Every general must to agree or everyone will be worse off. In this case, some generals may vote falsely or the messenger may deliver false votes. In such this situation, a consensus is required. In cryptocurrency network, when participants post inaccurate or false information to others in related to transactions taking place, it may lead to network failure. The Bitcoin proof-of-Work consensus algorithm function could be a good example in order to understand the Byzantine Generals Problem.
Byzantine Fault Tolerance (BFT) Put simply, Byzantine fault tolerance (BFT) is the part of the system, which is able to resist against the failure derived from the Byzantine Generals’ Problem. For instance, Bitcoin is Byzantine Fault Tolerant. It utilizes the Proof-of-Work system to reach consensus on the blockchain. It means that even some of the nodes fail or act maliciously, still the system is able to keep operating.


Candlesticks A candle stick is a part of a price chart, which is used for technical analysis. Each candle shows the highest and lowest price of the day as well as opening and closing price.
Cash Cash refers to the physical form of a currency such as coins or banknotes.
Centralized Refers to the structure of an organization, which even a small number of nodes has the control of the whole network.
Central Ledger Refers to ledger, which is maintaining by a centralized organization or agency. For example, a bank records all financial transactions which are known as central ledger.
Central Processing Unit (CPU) The Central Processing Unit (CPU) is a processor act as a powerful calculator. In fact, it processes all the information and instructions received by software running on the PC as well as other hardware components. CPU clock speed is measured in GHz.
Change Bitcoin has a system called Unspent Transaction Output. This system made up from inputs and outputs. When someone sends Bitcoin, the person will send the whole amount of bitcoin that he has to the network. The transfer amount will be deducted from whole amount and the rest will be sent back to the sender wallet as change.
Chargeback Charge back is a transaction reversal. It made for disagreement a card transaction. In fact, it secures a refund for the purchase. The aim is to fight against fraud and disputed transaction. Whenever a transaction is authorized the sent payment will be transferred to retailer account.
Chain Split Chain Split is another name of Fork.
Cipher Cipher is the name of the algorithm, which decrypt and encrypt data and information.
Circulating Supply The estimated amount of total number of coins, which are circulating in the market and in users’ hand. *see Max supply and Total Supply
Client Client refers to a software, which have access and also can process blockchain transactions on a computer. For instance a cryptocurrency software wallet is kind of client.
Close It refers to the closing price. The term is used as well as in financial stocks.
Cloud Mining Cloud mining is the term for mining contract. Some companies operate in areas such as Iceland. The reason is that they can have access to cheap electricity and the climate is cold. Cloud mining is mining with remote processing power rented from such those companies.
Coin A type of cryptocurrency, which can operates independently.
Coinbase Coinbase introduced with Bitcoin at the first time. It’s a mandatory-included transaction on a block. In fact, coinbase identifies where to send the mining reward of the block. In bitcoin systems, messages can be used or attached as an extra nonce in coinbase. The Coinbase for Bitcoin has 100-byte size input.
Cold Storage Storing cryptocurrencies on offline wallets. It includes USB wallets or paper wallets. *see Hot Storage.
Cold Wallet A cryptocurrency wallet which is not connected to the internet and works offline.
Confirmations When a transaction is included in a block on the blockchain, it is considered as confirmed. Each step requires a confirmation. Each new block added to blockchain requires its own confirmation. The number of confirmations is varying between exchanges until a cryptocurrency transaction get finalized.
Consensus Consensus is achieved whenever all the participants of the network agree on a single data value or a single state of the network. In fact, they all agree on the transactions contained in blocks.
Consortium Blockchain Refers to a type of blockchain, which is operating and own privately. In this type of blockchain the information is not available to the public. However, the network is still immune and transparent.
Correction Correction refers to a reverse movement of cryptocurrency price. In fact, the price drops for at least 10% in order to adjust for over valuation.
Co-Signer Refers to a person or entity, who has limited control and access to a cryptocurrency wallet.
Cryptoasset Cryptoassets uses cryptography technology, blockchain, consensus algorithms, smart contract and pee-to-peer technology in order to play the role as a medium of exchange, store of value or unit of account for DApps (Decentralized Applications).
Cryptocurrency Cryptocurrency is digital form of currency, which is used as a medium of exchange. A cryptocurrency is using strong cryptography in order to secure financial transactions, verify the transfer of assets and control the creation of new units.
Cryptography Cryptography is a way and method to secure information. In fact, it secures the information, so no third parties would be able to read the information, which they are not eligible.
Cryptographic Hash Function Cryptographic hashes take the transaction input and then make the relevant unique and fixed-size hash value as an output. For example, the SHA-256 algorithm is kind of a hash function.
Crypto-jacking Crypt-jacking is kind of malware which hide on another party’s device or computer to steal cryptocurrency through mining process without the person’s permission.
Custodial Custodial is using when the wallets or exchanges store and protect the keys. A custodial set up refers to a wallet or exchange, which store the private keys on their servers and then give the access to user through a login account. *see Non-custodial
Cypherpunk A cypherpunk is an activist, who publicly recommend or support the widespread use of cryptography and privacy-enhancing technologies as a way to political and social changes and progress.


Dark Web The dark web is the part of the content that exists on darknets, basically it consists of overlay networks that uses the Internet. In order to have access to darkweb the user require specific software, authorization, or configurations to access.
Date of Launch Is the date, when an ICO project will offer their tokens for sale.
Dead Cat Bounce Refers to the temporary recovery of prices, after a significant decrease.
Decentralized Refers to a system, which requires multiple parties to make their own independent decisions. There is no single centralized authority to make decisions. In fact, all the actors and nodes work together in order to achieve a global target.
Decentralized Applications (DApps) DApps are type of applications, which run on a decentralized network. The aim is to prevent any single point of failure.
Decentralized Autonomous Initial Coin Offerings (DAICO) A DAICO is a fundraising methodology. In this method the benefits of Initial Coin Offerings (ICOs) and Decentralized Organizations (DAOs) are combined together. It provides for investors more control and transparency. It also eliminates some of the risks related to the traditional ICO model of fundraising. In fact, it allows backers to vote for return of their funds if the specified conditions are met. It introduced by Vitalik Buterin, the creator of Ethereum for the first time.
Decentralized Autonomous Organizations (DAO) DAO is an organization represented by rules encoded in smart contracts.
Decentralized Exchange (DEX) Refers to a p2p exchange, which allows users to trade cryptocurrency and other assets. It provides a peer-to-peer platform, which no central intermediary is involved.
Decryption Decryption is taking encoded or encrypted data and converting it back to its original unencrypted form, which computer can read and understand.
DeFi DeFi is generally referring to the digital assets and financial smart contracts, protocols, and decentralized applications (DApps) built on Ethereum. Put simply, it’s a financial software built on the blockchain, which take the traditional financial services and recreate them as open-source and without permission.
Deflation It is used when the overall price in an economy decrease. As a result, the inflation rate becomes negative. It could also refer to deflationary monetary policy of an asset such as Bitcoin, because it has a fixed supply of coins.
Delegated Proof-of-Stake (dPOS) Delegated Proof of Stake (DPoS) is a consensus algorithm. It developed in order to secure a blockchain by ensuring representation of transactions within it. In this mechanism, the users would be able to vote for the delegates producing blocks on the blockchain. It creates a technology-based democracy, which prevent centralization and malicious activities on the blockchain. The aim is to increase the environmental friendliness and efficiency of blockchain consensus protocols.
Depth Chart A depth chart is a graph that plots buy and sell orders for a specific asset at varied prices. It represents the both sides of supply and demand in order to identify the exact amount of asset, which you can buy or sell at a particular price.
Derivative The derivative is a contract between two or more parties, which is deriving its value from the performance of an underlying asset, interest rate or index.
Derivatives Market A public financial market for derivatives, financial instruments such as options or future contracts, which are derived from other forms of cryptocurrency assets. The market can be divided into two, that for exchange-traded derivatives and that for over-the-counter derivatives.
Deterministic Wallet A deterministic wallet is a type of wallet, which derives the keys from a single starting point known as a seed. In fact, the seed allows user to back up or restore their wallet without providing any further information. *See Hierarchical Deterministic Wallet (HD Wallet).
Difficulty It’s a measure of how difficult it is that a miner solves the mathematical problem and discover a new block. For instance, Bitcoin difficulty adjusts automatically from time to time. In fact, it adjusts related to how much hashing power deployed by the miners.
Digital Commodity Put it simply, it refers to any commodity in digital form. For example, Bitcoin is kind of a digital commodity.
Digital Currency Digital currency is a type of a currency, which is available only in digital form. It also known as electronic money, digital money or electronic currency. The digital currency allows users to have borderless transactions instantly.
Digital Identity Digital identity is the storage and representation of personal information used by computer systems. The information could be from a person, device, application or an organization. The stored information could be the name, address and other personal details. It is usually used for identity verification in a secured system.
Digital Signature Digital signature is a preferred technology for signing documents electronically. It is usesd to verify the content and the sender’s identity for electronic documents.
Directed Acyclic Graph (DAG) DAG is a directed graph that built out in a single direction, which contains no cycles.
Dildo In the non-sexual implication, a dildo is a long red or green bar, which found on a graph. It shows the changes of a cryptocurrency’s price.
Distributed Consensus A distributed consensus ensures a consensus of data among nodes in a decentralized system. The goal is to allow a set of various computers in a network to all agree on a single value, which one of the node proposed without a central authority.
Distributed Denial of Service (DDoS) Attack A cyber-attack which happens through a malicious attempt in order to disrupt normal traffic or make the network resources unavailable for a targeted server. In this method, the attacker overload the system with flood of internet traffic. As a result, the legitimate requests cannot be served.
Distributed Ledger A distributed ledger is a database; which data is stored by a network of multiple decentralized nodes. the ledger allows transactions to be transparent and also immune to any changes. it is not used specifically for cryptocurrencies. It can be used to store and transfer any kind of data. A distributed ledger could be even private and permission-less.
Distributed Ledger Technology (DLT) Is a digital system, which is used to record the transaction of assets. It is also known as blockchain. Distributed ledgers are decentralized. It means details are recorded in multiple places at the same time. The term often is used in the condition of enterprise use cases around adoption of DLT.
Distributed Network Distributed network is type of a network, where data and processing power are spread over multiple nodes. unlike traditional network, distributed network is decentralized and doesn’t have any authority.
Dolphin Refers to a person, who owns an average quantity of cryptocurrency. The person doesn’t own that much of assets to consider as whale.
Dominance Bitcoin dominance is an indicator, which compares the market cap of Bitcoin with other cryptocurrencies’ market cap.
Double Spending Refers to when a sum of money spends more than once illegitimately.
Dump When someone sells of all of their coin.
Dumping Dumping is the action of common market sell offs. It creates a downward movement in price.
Dust Transactions Tiny transactions, which overflow and slow the network. It is created often by people, who wants to disrupt network.
Dusting Attack In a dusting attack a scammer sends dust transaction (tiny amounts) of a cryptocurrency to random wallets. Then, he tracks an analyze the following transactions in order to recognize the real identity of wallet’s owner.
DYOR It’s abbreviation of “Do Your Own Research”.


ELI5 It’s the abbreviation of “Explain Like I’m 5”. It refers to an explanation, which is so simple that even a 5 year-old can realize and understand it.
Enterprise Ethereum Alliance (EEA) It refers to a group of Ethereum developers, large corporations and startups, which work together in order to commercialize the Ethereum and make it suitable for business applications.
Emission It refers to the speed of creation of new coins. it is also known as Emission Rate, Emission Curve and Emission Schedule.
ERC-20 ERC-20 are tokens, which are designed to use specifically on Ethereum platform. In fact, they are used to implement smart contracts. They follow a list of rules and standards, which defining interactions between tokens.
ERC-721 ERC721 is a standard interface for non-fungible Ethereum tokens. It means, that tokens are simply subset of Ethereum tokens.
Escrow Escrow is a legal concept. It describes a financial instrument whereby an escrow money or asset is held by a third party. In fact, the third party hold the escrow on behalf of two parties, who are in the process of completing a transaction. It’s also possible to be automated using smart contracts on the blockchain.
Ether Ether is the form of payment, which is used in the operation of Ethereum platform. It is used in order to stimulate machines into implementing the requested operations.
Ethereum Improvement Proposal (EIP) It expresses standards for the Ethereum platform. The standards consist of client APIs, core protocol specifications and contract standards.
Ethereum Virtual Machine (EVM) EVM is a blockchain-based software platform, which allows developers to create decentralized applications (Dapps). In fact, it’s a routine environment for every smart contract. Every node in Ethereum network runs on the EVM to maintain consensus across the blockchain. You don’t need coding background to use EVM.
Exchange Cryptocurrency exchanges are platforms or businesses, which allow users to buy and sell cryptocurrency for fiat money or other cryptocurrencies.
Exchange Traded Fund (ETF) ETF is a type of security, which consist of assets such as stocks, bond and cryptocurrency that often tracks and underlying index. It can be traded like a single stock.


Faucet It refers to a cryptocurrency reward system in which the users of a website or app receive tiny amount of a certain crypto by completing some tasks or participate in survey. In fact, it’s a technique, which is used by most of altcoins in order to attract more users to their network.
Fiat Fiat money refers to the modern paper currency such as U.S dollar. It is issued by a central government such as federal Reserve and isn’t backed by a commodity like gold. It can be in physical form like paper notes or be electronically like bank credits.
Fiat-Pegged Cryptocurrency It refers to a coin, token or asset, which is issued on a blockchain that is linked to a bank-issued currency. It’s guaranteed that there is a specific cash value pegged to each cryptocurrency coin at all time.
Fish Also known as minnow. It refers to a person, who hold small amounts of cryptocurrencies. *see Dolphin and Whale.


It refers to when the total market cap of Ethereum is more than Bitcoin’s. This situation is hoped by Ethereum holders and fans.
Flipping Basically, Flipping is an investment strategy. In traditional market it is used when someone buys a house for example and then sells it in a short period of time with some amount of profit. In cryptosphere or more clearly in ICOs, it is used when someone buys a token before it is listed on exchanges and then quickly sells them with some amount of profit when they start trading on exchanges.
FOMO Is the abbreviation of “Fear of Missing Out”. In investing, it refers to a situation when a trader or investor is feeling worry or anxious for missing out on an investment opportunity, which was a potentially profitable investment. *see JOMO
Fork (Blockchain) Forks refer to the chain split of a cryptocurrency. In fact, the developers create an alternative version of the blockchain. In this case, both blockchain networks work at the same time. For example Bitcoin Cash is the fork of Bitcoin. As we know both cryptocurrencies are working simultaneously and have their own features and advantages.
Fork (Software) A software forks refers to when developers take the source code of a cryptocurrency and then modify it to create a new cryptocurrency. It also known as project fork. For instance, Litecoin is a soft fork of Bitcoin.
FUD FUD is the abbreviation of “Fear, Uncertainly and Doubt”. Basically, it refers to a strategy, when someone starts to spread negative, false or misleading information. As a result, it effects the perception of a certain cryptocurrency market.
FUDster Refers to someone who spread FUD.
Full Node It refers to a node, who downloads the entire blockcahin’s history to enforce and observe its rules.
Fundamental Analysis (FA) It refers to a method, which some analyst predict the value of an asset based on news, technology, growth prospects and other fundamental indicators. Some investment and traders use fundamental analysis as part of an investment strategy called “value investing”.
Futures Futures are standardized legal agreement, which obligating the buyer or seller to buy or sell an asset and have predetermined future date and price. The futures contracts are different from forward contracts, which can be conducted over-the-counter as well as customized for each trade, instead of being traded on an exchange. A futures contract allows an investor to speculate on the direction of a financial instrument.


Gains Refers to increase or enhancement in value of an asset or profit.
Gas It refers to the fee, which is required to execute a contract or perform a transaction, or run a DApps on Ethereum blockchain. The amount of a gas determines by the miners. In fact, it’s the “fuel” of the Etheruem network. There are some other altcoins other than Ethereum, which use Gas in their network. *see Gas limit and Gas Price.
Gas Limit Gas Limit is the maximum amount of Gas, which a user choose to spend to execute their transaction on Ethereum platform.
Gas Price Gas Price refers to the price, which users require to pay to perform a transaction on Ethereum blockchain. The higher gas price, the faster miners verify the transaction.
Genesis Block Genesis Block also known as block 0 or block 1 is the first block of data, which is mined from a new blockchain.
Gold-Backed Cryptocurrency A coin or token, which is pegged to gold. For instance, one coin is equal to 1 gram of gold. In this case the coin and gold has the ratio of 1:1.
Graphical Processing Unit (GPU) Is specialized electronic circuit, which is designed to accelerate the creation of 3D images on computers. It is also turned out to be efficient for mining cryptocurrencies.
Group Mining Group Mining is the other term used for Mining Pool.
Gwei Gwei is a denomination of the ether (ETH). It defines the cost of gas in transactions involving Ether. Gwei is the most commonly used unit, because it can easily identify Ethereum gas price.


Hacking In simple words, hacking is an unauthorized access to a computer for illicit purposes. In fact, the hacker uses a computer in order to manipulate another computer and take the control in an unauthorized fashion for his illicit purposes.
Halving Halving is an event happening every 4 years or every 210,000 blocks mined in Bitcoin network. The block reward for miner cut in half after each halving.
Hard Cap Hard Cap is the maximum amount of money that a cryptocurrency can collect from investors in its ICO. As long as the hard cap is reached, the project won’t collect funds anymore. *see Soft Cap
Hard Fork (Blockchain) A hard fork is a radical change to a network’s protocol, which makes previously invalid blocks and transactions valid, or vice-versa. A hard fork requires all nodes or users to upgrade to the latest version of the protocol software. In a hard fork, a single cryptocurrency splits into two different blockchains. One follows the old protocol and the new one follows the new protocol. For example, Bitcoin Cash is a hard fork of Bitcoin. *see Soft Fork.
Hash It refers to any function, which can be used to map data of arbitrary size to fixed-size values. The important characteristic of a hash is that the output of hashing will always be the same when using the same algorithm.
Hash Function It refers to a function which when given a key, generates an address in the table. In other words, it refers to any function, which is used to map data of arbitrary size to data of a fixed size. *see Cryptographic Hash Function.
Hash Power / Hash Rate It refers to the measuring unit of the processing power of the cryptocurrency network. The network must make intensive mathematical operations for security purposes. Put simply, it’s the amount of computing power, which requires to consume by the network in order to operate continuously. It may measure in KH/s, MH/s, GH/s, TH/s, PH/s or EH/s.
Hierarchical Deterministic Wallet (HD Wallet) It refers to a new-age digital wallet, which automatically generates a hierarchical structure of public or private keys. It supports the generation of crypto wallets from a single master seed by using 12 mnemonic phrases. *see Deterministic Wallet.
Hidden Cap It refers to an unknown limit to the amount of money a cryptocurrency can collect from investors in its Initial Coin Offering (ICO). In fact, an ICO is a limited-time process, which cryptocurrencies use to publicly announce their coins. The purpose of hidden cap is to let the smaller investors to be able invest their money in the project.
HODL It’s a common expression, which is used in cryptosphere. It refers to a strategy, when an investor want to hold his coins and not willing to sell them for long period of time. This expression is created when one of the Bitcoin forum members made a mistake by typing the word HOLD. For a while it was joke among crypto users and then become an expression.
Hosted Wallet It refers to a wallet, which is managed by a third-party service.
Hot Storage It refers to online storage of private keys. The purpose is to have quick access to the stored cryptocurrency. *see Cold Storage.
Hot Wallet It refers to any cryptocurrency wallet, which is connected to the internet and store private keys on the hot storage. It’s opposed to a Cold wallet with cold storage. *see Cold Wallet.
Hybrid PoW/PoS A PoW/PoS is a combination of proof-of-work and proof-of-stake. It means, it uses both PoW and PoS consensus distribution algorithm on the network. The aim is to benefit from advantages of both PoW and PoS. This combination brings the governance and energy efficiency of PoS and security of PoW consensus together.
Hyperledger (Hyperledger Foundation) Hyperledger is an umbrella project of open source collaborative effort created to advance cross-industry blockchain technologies. This collaboration started in 2015 by Linux. It’s a global collaboration, which includes leaders in finance, IoT, banking, supply chain, technology and manufacturing.


Immutable A property, which is unable to change over the time.
Inflation Inflation refers to the rise in the prices and fall in the purchasing value of money. It measures the average price change in a basket of commodities and services over time.
Initial Coin Offering (ICO) ICO is a type of funding using cryptocurrencies in order to raise capital for start-up companies. ICO loses its popularity due to occurrence of market manipulators and scams.
Initial Exchange Offering Unlike ICO that a team run the fundraising project, IEO is a fundraising project, which is run by a cryptocurrency exchange. *See Initial Coin Offering
Initial Token Offering (ITO) ITO is very similar to ICO. The difference is that ITO focus is on the providing tokens, which are proven or even unproven inherent utility. The tokens commonly use in a specific ecosystem.
Initial Bounty Offering (IBO) Initial Bounty Offering, is a structured way to crowdsource human resources. An IBO is a limited-time process. In this period of time, a new cryptocurrency is distributed to people, who are involved in activities such as doing marketing or translation etc. Unlike ICO that participants can by the new coins, in an IBO, users participate more mentally in order to receive the reward.
Instamine It refers to a period of time, usually a short time after launch, for a new cryptocurrency, which is easy to mine. The aim of instamining is to gather a large quantity of the available supply and later sell it with high profit. In fact, the participants mine the new crypto in a compressed time frame and then sell it in the market.
Intermediary / Middleman A Middleman is person or an institution, which acts as the go-between different parties in order to make an agreement happening between parties or carry out directives.


JOMO JOMO is the abbreviation of “Joy of Missing Out”. As you know, it’s the opposite of FOMO. It refers to people who don’t own any coins and become happy that they are not involved in this market whenever the price declines or a scam or hack happens in the network.


KYC KYC or “Know Your Customer” is a procedure that most financial institutions and exchanges apply to verify the identity of their customers. KYC is usually combined with AML “Anti-Money Laundering” law.


Lambo Lambo stands for Lamborghini. It usually is used in cryptosphere as an expression. It refers to the users’ excitement in order to get rich by trading and investing in cryptocurrencies. The community uses this phrase when want to ask when the price will go up and rise again. In this case they use “When Lambo” or ask “When moon?”.
Ledger Ledger is a record of financial transactions. The information on a ledger cannot be changed. It’s only possible to add a new transaction to a ledger.
Leverage It refers to a loan, which is offered by an exchange or broker to a trader. The purpose is to increase the liquidity and availability of funds in trades.
Lightning Network The lightning network is an extra or in other word second layer, which is operated on top of blockchain. The aim is to provide a fast and scalable transactions to the users and nodes. It is introduced as a solution to Bitcoin scalability problem.
Limit Order / Limit Buy / Limit Sell Those terms above refers to orders, which are placed by traders to buy or sell a cryptocurrency at a predefined price. This is the opposite of the market orders which a cryptocurrency is sold at the current best available price.
Liquidity It refers to how easily a person can buy or sell a cryptocurrency without changing the overall market price.
Long It refers to buy a cryptocurrency. When said someone took a long position, it means that the person bought some amount of cryptocurrency with the hope to sell it at higher price and make profit in a long time.


Mainnet Mainnet refers to an independent blockchain, which is running its own network as well as its own protocol. It is used to describe when a blockchain protocol is fully developed and deployed. It means that a cryptocurrency transactions are being, verified, broadcasted and recorded on a blockchain. Put it simply, it’s a live blockchain, which uses its own tokens or cryptocurrency.
Market Market is an area or place; which commercial dealings take place. A market could be either online or offline. The “crypto market” is a place, where cryptocurrencies get stored, buy or sell as well as projects operating within the industry.
Market Capitalization / Market Cap / MCAP These terms refer to the total capitalization of a cryptocurrency’s price. it is used in order to rank a cryptocurrency among others. *see Circulating Supply
Margin Call Margin call is used when an investor’s account value drop below the margin maintenance amount. After that the broker will ask the investor to deposit more money or securities in order to meet the minimum required maintenance amount. When the amount is deposited, then the investor or broker can continue trading.
Margin Trading It uses when a trader borrow money from a broker in order to use the money to trade cryptocurrency. in fact, it is something like a loan. Margin trading could be very risky, especially for inexperienced traders.
Margin Bear Position The position, which a trader takes when they are going “short” on margin.
Margin Bull Position The position, which a trader takes when they are going “long” on margin
Masternodes Masternodes are somewhat like full nodes. It refers to a server, which is maintained by its owner. Masternodes have additional functionalities compare to full nodes. Those functionalities include clearing transactions, anonymizing transactions and participating in voting and governance. Masternodes initially popularized by Dash in order to reward owners of these servers for maintaining a service for the blockchain.
Max Supply It refers to the maximum amount of a coin that will ever exist in the lifetime of the cryptocurrency.

*see Circulating Supply and Total supply.

Merkle Tree It’s a fundamental part of blockchain technology. In fact, it’s a mathematical data structure, where every leaf node is labelled with the hash of a data block. It means that it’s a composition of hashes of different blocks of data. In this structure, every non-leaf node is also labelled with the cryptographic hash of the labels of its child nodes. It allows efficient and secure verification of content of public ledger. Any changes happening to the structure can be verified by simply looking at the top of the hash.
MicroBitcoin (uBTC) MicroBitcon often confused as a fork of Bitcoin. But, it’s not a fork of Bitcoin. In fact, it’s a 0.000001 of a Bitcoin or one millionth of a bitcoin.
Microtransaction Microtransaction is a business model, in which users are able to purchase virtual goods by using very small payments. The purchased item could be a game item or a page of an ebook.
Mineable Some cryptocurrencies are minable. It means that there are miners who process data and verify trasnactions and get some amount of cryptocurrency in return. In fact, they contribute to the mining process by sharing their hash power to the network. A cryptocurrency, which has ability to create new coins through mining process called minable.

*Not Minable: some cryptocurrencies use other mechanism. For instance, they use annual inflation through staking. These kind of cryptocurrencies are called as not minable

Miners It refers to those who contribute in mining process. Miners share their computers processing power or use special hardware, which are designed for the mining process. The miners can be professional miners and organizations, which has mining farms or hobbyist who set up mining hardware at their home or office. All the miners are rewarded by some amount of cryptocurrency depends on their hash power they share with the network.
Mining It refers to the process; which new Bitcoin or other altcoins are created. In fact, in a mining process the transactions being verified and new blocks are added to the blockchain.
Mining Contract Mining contract is the other term for cloud mining. It refers to when users are able to rent or invest in mining capacity online.
Mining Pool Called Group mining as well. Mining pool is a setup, where multiple miners share their computing power together. In fact, they combine their power in order to process the data and find the next block faster. The block reward will split according to the amount of hash power that each miner contributed to the network. It’s also depending on the agreement of the mining pool.
Mining Reward When miners verify transactions through mining process, they receive some amount of crypto in return. It is called block reward or mining reward. Mining rewards are a mix of transaction fees and newly-mixed coins.
Mining Rig It refers to a computer, which is used for mining. A mining rig could be a hardware, which is specifically designed for mining purpose, or a normal computer, which has high performance CPU or GPU that can be used for mining.
Minnow Minnow is the other term to explain Fish.
Mixing Service It also called tumbler. It’s kind of a service to improve anonymity and privacy of cryptocurrency transaction. In this method, the identifiable or “tainted” cryptocurrencies mix with other unrelated transactions. As a result, it becomes harder to track the purpose of transaction or identify the identity of the owner.
Mnemonics A mnemonic, also called memory aid, is a tool that helps you remember a phrase or ide with a pattern of letters or relatable associations. *see Mnemonic Phrase
Mnemonic Phrase It also known as a seed phrase or mnemonic seed. It consists of list of words, which are used on sequence to restore or access your cryptocurrency assets. it’s notable that you should keep it secure from others. Mnemonic phrase is a standard in most HD wallets.
Money Transmitter/Money Transfer License It’s the United States legal code. It refers to a business, which provides payment instruments or money transfer services. It could be fiat currency, cryptocurrency or etc. All the money transmitters in the US are part of a large group, which is called money service businesses.
Moon It’s an expression which is used in cryptocurrency communities. It refers to a situation when a cryptocurrency price experience a significant growth. People use it by saying “When Moon?” or “When Lambo?”
Moving Average Convergence Divergence (MACD) It’s a trading indicator, which is used in technical analysis of security prices. In fact, it’s a trend-following momentum indicator, which shows the relationship between two price moving averages. The result comes out of subtracting the 26-day exponential moving average (EMA) from the 12-day EMA.
Mt. Gox Mt. Gox was the first platform, which people could be able to exchange fiat-to-Bitcoin. It was created by Jed McCaleb in 2006. Mt. Gox shut down in 2014 due to hack happened on the platform and around 850,000 Bitcoin stolen. Later on McCaleb sold Mt. Gox in 2011 to another owner called Mark Karpeles.
Multi-Signature (Multi-sig) Multi-signature addresses require more than one key to authorize a transaction in order to enhance the security. In other words, they provide an extra layer of security.


Network A network consists of all nodes, which are contributing to the operation of a blockchain at a specific time.
Node It refers to a computer, which is operating in the blockchain network. In fact, a node has a copy of ledger, which is operated by a participant.
No-coiner It refers to a person who doesn’t own any cryptocurrency and belive that cryptocurrency will fail.
Non-custodial It refers when the private keys of the user are held by the user directly. The user could be a wallet or exchange customer. *see Custodial
Nonce Usually a random number is generated and be used only once, when a transaction is hashed by a number. The generated number called nonce.


Off-Ledger Currency It refers to currency, which is created or in other word minted outside of the particular blockchain ledger. But, the minted currency is accepted and used.
Offline Storage Offline storage could be a device or system; which a user chooses to store his/her cryptocurrency in. an offline storage is not connected to the internet. *see Online Storage
On-Ledger Currency Bitcoin could be a good example for an on-ledger currency. In fact, it refers to a currency, which is both minted and used on the public ledger (blockchain).
Online Storage It refers to storing cryptocurrencies in a system or device, which is connected to the internet. Although, it offers more convenience, the risk of theft is higher. It means, there is a chance to get hacked and your asset get stolen. *see Offline Storage
One Cancels The Other Order (OCO) It refers to a situation, which two orders for cryptocurrency are placed at the same time. In this case if one is accepted the other will be cancelled.
Open/Close These terms generally use for traditional market, because there are fixed operating hours, in which trades are executed. Open refers to the price, which a cryptocurrency opens at a specific time period. For example, at the start of the day. Close refers to the price, which a cryptocurrency closes at a specific period of time. For example, at the end of the day.
Open Source Open source software is type of a software, which give permission to users in order to use the source code. This type of software release under a license. The license gives the right to user to be able to study, change, and distribute the software to someone else for any purposes. Open source could be also a philosophy, which participants believe in the open and free sharing of information and data in pursuit of the better common good.
Option Option is a contract, which gives the buyer the right, but not the commitment, to buy or sell an underlying instrument or asset at a determined strike price. There are two types of options. American and European. The American option may be exercised at any time before expiration. In addition, the second one exercised only at the expiration date.
Options Market It’s public market for options. In fact, it gives the buyer an option in order to buy or sell a cryptocurrency at a particular strike price. The trade should be executed on or before a particular date.
Oracles It refers to an agent, which finds and verifies information. The agent will bridge the real world and the blockchain. It happens by providing data to smart contracts. The provided data are used for execution of smart contract under particular conditions.
Orphan Orphan block also known as a “detached block” is a valid block on the blockchain but it’s not part of the main chain. These blocks may come to existence due to attackers attempt to reverse transactions. They are also created when two miners generate blocks at the same time.
Overbought When a cryptocurrency has been bought by more and more investors or traders over time. It causes an increase in price for a prolonged period of time without any legitimate reason. When this happen, the cryptocurrency considered as overbought. Whenever an overbought condition happens, a period of selling is expected.
Oversold Oversold refers to a situation, when a cryptocurrency has been sold by more and more investors or traders over time. It causes a decrease in price for a prolonged period of time without any legitimate reason. When this happen, the cryptocurrency considered as oversold. Whenever an oversold condition happens, a period of buying is expected.
Over The Counter (OTC) It refers to a transaction which doesn’t execute on an exchange platform. It usually happens peer to peer through private trades. Trader or investors often choose OTC transactions when they want to buy or sell high amount of cryptocurrency or when the crypto exchanges are banned to act as a middleman under the country regulations.


Pair It refers to a trade between two different cryptocurrencies, for example, the trading pair: ETH/USD.
Paper Wallet A piece of paper or physical documents, which contains your seed phrase or private key.
Peer to Peer (P2P) The decentralized exchange between two parties in a distributed platform. In this case, the tasks and workload are partitioned between peers.
Permissioned Ledger It refers to a ledger, which is designed with some restrictions. It means that only authorized organizations or people have permission to access it.
Phishing Phishing is a scamming method. In this method the scammer often uses a malware link which disguised as legitimated. By using this malware, the scammer pretends to be a trusted and legitimated institution or organization and trick people in order to reveal their sensitive personal data such as passwords, Social Security number, banking details, etc.
Platform It uses in two different meanings. It could be a cryptocurrency exchange, which you trade cryptocurrency on. Another meaning is on CoinMarketCap, it refers to the parent blockchain of tokens.
Ponzi Scheme It refers to a fraudulent investment. In this kind of platforms, the involved people promise high return of investment and encourage people to bring new investors to the platform. But, in reality they do not do any profitable business. The profit of existing investors pays by the money of new investors. After a while, the scheme will be collapsed due to lack of new investors.
Portfolio It refers to a collection of crypto assets, which is holding by an individual person, hedge fund or financial institution.
Pre-mine It refers to the amount of the coin, which are generated before or during the public launch rather than being generated over time through mining or inflation. This coins will be used for marketing or other legitimated purposes such as crowd funding.
Pre-sale It refers to a sale, which places before an ICO. A pre-sale is not available to general public.
Private Key / Secret Key It’s a piece of code, which is generated in asymmetric-key encryption process. It’s usually paired with the public key. It is used for decryption of information hashed with the public key.
Proof-of-Authority (PoA) It refers to a blockchain consensus mechanism, which delivers relatively fast transactions. It uses identity as a stake in order to provide fast transactions.
Proof-of-Burn (PoB) It’s a blockchain consensus mechanism, which aimed to bootstrap one blockchain to another. It increases the energy efficiency, by verifying that a cost was incurred in “burning” a coin. In fact, it happens by sending a coin into an unspendable address.
Proof-of-Developer (PoD) It refers to a confidential verification process, which is aimed for preventing fraud while at the same time protecting developers. In fact, it provides proof of a real, living software developers, who created a cryptocurrency. As a result, it prevents anonymous developer from making away with any raised funds without providing a working model. Once PoD is established, the investors can provide funding with greater confidence and developers also can continue their work.
Proof-of-Stake (PoS) PoS is a type of consensus algorithm, which a cryptocurrency blockchain network aims to achieve distributed consensus. In this mechanism, the creator of the next block is chosen by using various combination of random selection and age or wealth. *see Proof-of-Work (PoW).
Proof-of-Work (PoW) PoW is a blockchain consensus mechanism, which solves a computational concentrated puzzles in order to verify the transactions and create new blocks. *see Proof-of-Stake (PoS).
Protocol It means, addressing under a false or given name. For example, “Satoshi Nakamoto”.
Pseudonymous It means, addressing under a false or given name. For example, “Satoshi Nakamoto”.
Public Address Public key allows users to request or receive a payment by using it. In fact, it’s a cryptographic hash of public key.
Public Blockchain It refers to a blockchain, which anyone can have access to.
Pump and Dump (P&D) Scheme It’s a form of security fraud, which attempts to increase the price of a stock through recommendations based on false, misleading or greatly exaggerated statements. The people who are involved in this type of schemes already have an established position in the company’s stock and sell their positions after the price has led to higher position.


QR Code QR code is the abbreviation of “Quick Response Code”. It’s a type of matrix barcode or in other words a “two-dimensional barcode. In fact, a QR code is a machine-readable label, which shows information encoded into a graphical black-and-white pattern. Cryptocurrency wallets use QR codes for the wallet addresses. It means, that instead of type the whole characters of a wallet address you can simply scan the Qr code and send or receive cryptocurrency.


Raiden Network Raiden Network is similar to Bitcoin’s proposed Lightning Network. In fact, Ethereum is facing scalability issue the same as Bitcoin. In order to fix this issue and make the trasnactions faster and cheaper, Ethereum come along with the solution as Raiden network.
Replicated Ledger A Replicated Ledger is simply a copy of a network’s distributed ledger, which is then distributed to all of the participants in the relevant cryptocurrency network.
Rank It refers to the position of a cryptocurrency based on market capitalization.
REKT It describes a huge lost in a trade. In fact, it’s a shorthand slang for “wrecked”.
Reverse Indicator It refers to a person, who predicts the market wrongly. So, you can use the person as an indicator of how not to place buy or sell orders.
Ring Signature It refers to a method, which increase privacy. In this method the privacy improves by fusing inputs of multiple signers. The multiple signature are used to authorize a transaction.
ROI ROI is the abbreviation of “Return of Investment”. It refers to the ration between cost of investing and the net profit.
Relative Strength Index (RSI) RSI is the form of technical analysis developed by J. Welles Wilder. RSI presents as a momentum oscillator and measuring change of price movement. The RSI indicator moves between 0 and 100. The cryptocurrency considered oversold when the RSI indicator is below 30 and overbought when the indicator is above 70.


Satoshi (SATS) Satoshi is the smallest unit of Bitcoin. It’s equivalent to 0.00000001 Bitcoin.
Satoshi Nakamoto Is the name of the individual or a group of people, who created and developed Bitcoin. The real identity of Satoshi Nakamoto is still unknown.
Scam It refers to a deceptive or fraudulent cryptocurrency or ICO.
Scrypt Scrypt is an alternative proof-of-work (PoW) algorithm to SHA-256, which is used in Bitcoin mining. Scrypt mining relies on memory rather than CPU power. It aimed to reduce the advantages of ASIC miners. As a result, it improves energy efficiency and increase network participation.
Second-Layer Solutions It refers to solutions, which built on top of a public blockchain in order to solve the scalability issue and improve the efficiency. This solution is useful especially for micro-transactions. The examples could be: Lightning network, TrueBit, Plasma etc.
Securities and Exchange Commission (SEC) SEC is an independent agency of the United States federal government. The SEC is responsible for proposing securities rules, regulating the securities of industry and enforce federal securities laws related to nation’s options exchanges and other associated organizations and activities.
Seed Seed consists of series of words, which is used in order to make the wallet owner be able to quickly restore his/her wallet or take a backup.
Segregated Witness (SegWit) SegWit is a Bitcoin Improvement Proposal (BIP), which aimed to fix the transaction flexibility issue in Bitcoin network. Previously, when the signature on block has been changed, it changes the other information such as transaction ID as well as its subsequent hash. SegWit aimed to fix this issue by segregating signature and block content. This change has two major side effect. They include smaller block sizes as well as the ability to support second layer solutions.
Selfish Mining Selfish mining strategy, is used by group of miners in order to increase their revenue. In this strategy the miner, which mine new block will hold the block and does not broadcast it to other miners. So, if the miners be able to solve the second block faster than all other miners, all the other discovered blocks will be invalidated in the time it took to implement this attack. The Selfish mining can result in centralization of Bitcoin mining operation.
Sell Wall It refers to a very large limit sell order or an accumulation of sell orders at a certain price. It usually uses by traders, especially whales in order to impress the market and prevent a cryptocurrency to reach or rise above a certain price. In this situation the supply will outstrip the demand.
Side Chain It refers to a blockchain, which is running in parallel to the original blockchain. This situation allows sidechain to operate independently from the original blockchain. In fact, the side chain uses its own protocols and ledger mechanism.
Simplified Payment Verification (SPV) It refers to using Bitcoin without running a full node. In fact, it’s some kind of lightweight client, who verify transactions. In this situation the miner only download block headers and requesting proof of inclusion to the blockchain in the Merkle Tree.
SHA-256 SHA is the abbreviation of Secure Hash Algorithm. The SHA-256 is one of the SHA-2 algorithms, first designed by NSA. It is a cryptographic hash function, which generates a 256-bit signature for a text. It is used in Bitcoin Proof-of-Work (PoW).
Sharding Sharding refers to a method of splitting and storing a single logical dataset in multiple blockchains. The data consist of states and transaction history. As a result, each shard can be processed parallel. Sharding is usually necessary, if a dataset is too large to be stored in a single database.
Shilling It refers to the act of promoting an ICO project or a cryptocurrency enthusiastically.
Shitcoin It refers to a coin, which doesn’t have a potential value or even usage.
Short It refers when a trade borrows some amount of an asset at a specific price and plan to sell it when the price is tend to decline. In this case, when the price declines the traders will buy the asset again and return it to lender. So, the short trader could make some amount of profit from the price differences.
Silk Road Silk Road was a black market, which existed on the dark web. It was a platform for all illegal activities. The platform had accepted Bitcoin as a medium of exchange. Finally, it shut down by FBI in 2014.
Smart contract It refers to a computer protocol, which enforce, facilitate or verify a contract on the blockchain without needing any third party.
Soft Cap It refers to the minimum amount, which an initial coin offering (ICO) requires to raise. In most cases, if the ICO unable to raise the soft cap amount, it may be failed to run. *see Hard Cap.
Soft Fork (Blockchain) It refers to a change in software protocol, where only previously valid transactions or blocks are made invalid. In this case miners require to upgrade their mining software in order to be able to enforce it. A soft fork is backward compatible, since the old nodes will recognize the new blocks. *see Hard Fork
Solidity It is a programing language, which is used by Ethereum in order to develop smart contracts.
Spoon (Blockchain) A hard spoon refers to a meta-protocol, which exists on top of a blockchain. It creates a token, which inherits the primary blockchain token balances. Same as the fork, a spoon could be soft or hard. The aim of the soft spoon is to make a competing branch of a protocol within the same blockchain. On the other hand, a hard spoon has no competition with the underlying blockchain. In fact, a hard spoon takes the balance of a given token on an existing chain and duplicates it into another chain. *see Fork
Spot It refers to a transaction or a contract, which buy or sell a cryptocurrency for instant settlement, or payment and delivery of the cryptocurrency on the market.
Spot Market It refers to a public market; which people can trade cryptocurrencies with instant settlement. Spot market contrasts with future market, which the trade settlement is due at a later date.
Stablecoin It refers to those types of cryptocurrencies, which have extremely low volatility. It is usually used as a means of portfolio in order to have diversification. Examples consist of fiat-pegged cryptocurrency or gold-backed cryptocurrency.
Staking Staking refers to participation in proof-of-stake (PoS) system. In this case, the token holder deposits their tokens in to serve as a validator to the blockchain and receive rewards in return.
Stale Block It refers to a block, which was successfully mined but didn’t add to the blockchain. It usually happens, because another block at the same time was added to the blockchain first.
State Channel It refers to the process in which users transact with each other directly out of the blockchain. In this case their transaction considers as ‘Off-chain’. It is usually used in order to minimize the ‘on-chain’ operation.
Symbol A symbol is a sign or word that understood as representing a cryptocurrency. For instance Bitcoin’s symbol is BTC.


Taint It refers to the percentage of cryptocurrency in an account, which can be traced to another account.
Tangle The Tangle is a blockchain alternative, which developed by IOTA. It uses directed acyclic graphs. As a result, it never repeats and is quantum-computing resistant. In fact, it’s a one single direction network.
Testnet It refers to an alternative blockchain, which developers use for testing.
Technical Analysis / Trend Analysis (TA) Technical analysis uses by traders in order to predict price movements by examining historical data, price and volume. In this case, charts and other tools are used to identify patterns in order to derive investment and trade decisions.
Think Long Term (TLT) It refers to the mindset, where an investor has a long-term investment. It could be from months to years.
This Is Gentlemen It’s a phrase which is used as an introduction for good news. In fact, it’s the error in writing the full “This is it, gentlemen”.
Ticker It refers to an abbreviation, which is used to identify cryptocurrencies. *See Symbol.
Timelock / Locktime It refers to a condition for a transaction, which the specific transaction only be processed at a specific time or block on the blockchain.
Timestamp A timestamp is a sequence of characters, which identifies when a specific transaction occurred. It consists of date and time of the transaction. A timestamp is usually accurate to small fraction of a second.
Token It refers to a digital unit, which is designed with utility in mind. It is used in order to provide access to a larger crypto economic system. A token is not valuable on its own. In fact, it’s made in order to build and develop a software around it.
Token Generation Event It refers to the time a token is issued.
Tokenize Tokenize is a process by which could turn a real-world asset into something called token. In fact, token has a digital value and the real-asset turns to have a digital value as well. As a result, it makes it possible to offer ownership of parts of the asset to someone else.
Tor Tor is a free and open-source software, which enables users to have anonymous communication. Tor directs internet traffic through a worldwide, free, volunteer overlay network. This network consists of more than seven thousand relays in order to cover the user’s location and usage.
Total Supply It refers to the difference between the total number of coins in existence and the coin, which burned so far. *See Criculating Supply and Max Supply
Trade Volume It refers to the total amount of a cryptocurrency, which are traded during the last 24 hours.
Transaction (TX) In general, it refers to an instance of buying or selling something. In the cryptocurrency world, it refers to the act of buying or selling cryptocurrencies on a blockchain.
Transaction Fee Transaction fee is an expense, which a user should pay to use blockchain for their transaction.
Trustless A property of blockchain, where it’s not necessary that participant know or trust each other or even a third party for the system to function. In this case, there is no single entity in order to have authority over the system. In fact, the consensus achieved without participants having to trust or know anything but the system itself.
Tumbler It’s the other name for a mixing service.
Turing-Complete Touring-complete also called computationally universal. It refers to the capability of a machine to process calculations like any other programmable computer. For example, Ethereum Virtual Machine (EVM) is a kind of Touring-complete.


Unconfirmed It is used whenever a transaction is not added to the blockchain.
Unpermissioned Ledger A public blockchain.
Unspent Transaction Output It refers to an output of a blockchain transaction, which did not spend and is returned to the sender wallet as an input in order to use for a new transaction.
UTC Time It’s the abbreviation of Coordinated Universal Time. It is used as the primary time standard. In fact, all the countries in the world, regulate their clocks based on. It is within about 1 second of mean solar time at 0° longitude.


Validator It refers to a participant on Proof-of-stake (PoS) blockchain, who validate the blocks in blockchain ecosystem to earn rewards.
Vanity Address It’s a type of cryptocurrency public address, which contains a personalized human-readable message. A vanity address made of custom letters and numbers.
Vaporware It refers to a cryptocurrency project, which is never brought to the real world and developed.
Venture Capital It’s a type of financing and a form of private equity, which investors provide to startup companies or small businesses that believe the company or business could have a long-term growth potential. It can come from investment banks, well-off investors or any other financial institutions.
Virgin Bitcoin It refers to a Bitcoin, which has never been spent.
Volatility Volatility is the amount of variation of trading price series over time. It usually, measured by the standard deviation of logarithmic returns or variance between returns from the same security or market index. Historic volatility measures a time series of past market price.
Volume It refers to the amount of cryptocurrency that traded in a specific time frame. For example, the amount of traded in a day, month or more. Volume is used in order to predict and understand the next direction and movement of the price.


Wallet A cryptocurrency wallet is a kind of software or hardware, which is used in order to store, send and receive cryptocurrency securely. There are two main types of wallets. Hot wallets and cold wallets.
Wash Trade It refers to a form of market manipulation. In this method some traders and investors start to create fake activities in the market. In fact, they start to buy and sell a cryptocurrency simultaneously.
Watchlist Some websites give the feature to their users in order to lists cryptocurrencies to follow. In other words, a watchlist is a combination of pages, which a user select in order to monitor for changes.
Weak Hands It refers to an investor, who is likely or liable to suffer from panic attack. In this situation, the investor sells their asset with the first sign of a price decline.
Wei The smallest unit of an Ether. Each Ether is equivalent to 1000000000000000000 Wei.
Whale It refers to the investors, who are holding large amount of a cryptocurrency. Whales are able to manipulate the market price by making sell or buy pressure. *See Fish/Minnow and Dolphin.
When Lambo It uses as extended form of the expression Lambo.
When Moon It uses as extended form of the expression Moon.
Whitelist It refers to a list of participants, who are interested to register their intent to take part in an ICO.
Whitepaper It refers to the document, which an ICO project team prepare in order to provide details about the project. The details consist of the project vision, the usage of the developed cryptocurrency, technical information, cryptoeconomic design as well as a roadmap about how their plan will grow and succeed.


YTD It’s the abbreviation for Year to Date.


Zero Confirmation Transaction It has the same meaning as unconfirmed transaction.
Zero Knowledge Proof In cryptography, a zero-knowledge proof or zero-knowledge protocol is a method, which one party can use it in order to provide evidence for a transaction to be happened without revealing private details of that transaction.
Zk-SNARKs It’s the abbreviation for Xero-Knowledge Succinct Non-Interactive Argument of Knowledge. It is used as the proof construction, which one can verify information. The information could be a secret key. The verification take place without disclosing the information itself. In addition, it doesn’t require any interaction between the prover and verifier.