A unique, alphanumeric identifier used as destination for transferring cryptocurrencies. 

A process for solving a mathematical problem. In blockchains consensus algorithms are used to verify transactions.

Artificial Intelligence. As machines advance in intelligence, they are capable of learning from their environments and completing more complex tasks.

Highly specialized computing machines that are far more efficient for mining than CPUs and GPUs. Jihan Wu (a Chinese businessman) is responsible for creating and selling many ASIC Miners.

A term used to describe coins that do not require expensive equipment for mining. If a coin is ASIC-resistant, its mining is thought to be more fair and decentralized than coins that are not ASIC-resistant.

The exchange of one coin or token for another coin or token that takes place without the need for a third party. Atomic Swaps rely on smart contracts to ensure both parties hold up their end of the agreement.

The practice of buying and selling the same coins on different exchanges at the same time to take advantage of price differences.

A famous advocate of Bitcoin who has given speeches and presentations about Bitcoin all over the world.

A Bitcoin wallet that gives its users an aesthetically pleasing interface while still employing the core Bitcoin protocol.

A condition that affects cryptocurrencies when the data stored reaches very large sizes due to increasing numbers of users and transactions. When blockchain bloat gets severe, transaction speed suffers.

A tool used to identify moments when an asset's price is relatively high or relatively low to inform trading decisions.

An individual who believes that increasing Bitcoin’s block size would improve its scalability. Roger Ver is the most notable Big Blocker.

A segment of data recorded on the blockchain that can contain transactions and other information.

The payment given to a miner for securing a blockchain that uses POW (Proof-of-Work) consensus

The total number of blocks on a blockchain since the genesis block (first block) was mined.

The time it takes to mine a new block.

Bitcoin’s ticker symbol.

Bitcoin Improvement Protocol. New feature proposed for Bitcoin are BIPs.

A market in which most (or all) prices are rising.

a high-yield ponzi scheme in the cryptocurrency market, guarantee profits to investors. Customer losses are estimated to have exceeded $1 billion and was shut down in January 2018.

Websites (available for most cryptocurrencies) that allow users to search an address or transaction ID to view its details.

The original Bitcoin wallet, considered to be among the safest wallets available.

Komodo's Decentralized Exchange which connects all of its independent blockchains and allows atomic swaps.

A market in which most (or all) prices are falling.

A free, open-source web browser that aims to provide its users the best possible user experience by blocking trackers, hiding advertisements, respecting user privacy, and even offering a built in tipping mechanism that allows users to reward content creators.

The amount of money one has available to him/her.

The first blockchain-based peer-to-peer protocol that allows its users to store and transfer wealth.

The first blockchain-based network that allows its users to store and transfer wealth.

A regretful investor who bought a crypto (or cryptos) believing they would appreciate in value. Instead, the crypto decreased in value and the investor is left "holding bags."

The unofficial website of Bitcoin Core.

A cryptocurrency that relies solely on its own technology to function.

An asset, of any kind, that a lender will accept to secure a loan. If the borrower doesn't pay back the loan -- the lender keeps or sells the asset.

An aspect of the Bitcoin Core wallet that allows users to specify which coins they wish to spend and which Change Addresses any remaining balance will be sent to.

A method of encoding inputs to create unique outputs, especially for creating digital fingerprints.

Free movement of coins between individuals.

An offline wallet for holding cryptocurrencies. Considered more secure than hot wallets.

Verifications of consensus by miners and/or nodes. After an individual sends payment on a blockchain, confirmations are required before the recipient can accept payment. 

The usage of remote servers (rather than personal computers) to store, manage, and process data.

Advocates of using strong encryption to evade government spying. Cypherpunks were heavily involved in the early development of Bitcoin.

No longer in production, these were physical coins created by Mike Caldwell that have private Bitcoin keys.

Addresses created to hold the remaining balance when users spend less than a full input. Mostly used in hierarchical deterministic wallets that can create an unlimited number of addresses.

An aspect of the Darkcoin crpytocurrency that allows users to make anonymous transactions.

Distributed Denial of Service. A means by which a malicious individual shuts down another individual's internet connection by overloading it with requests.

An application created to run on a user's PC.

The act of selling cryptocurrency.

The limiting or decreasing of a cryptocurrency's supply, which usually drives its price up.

A famous problem that occurs when cryptocurrency is spent more than once. Miners and transaction finality ensure that double-spend cannot occur.

Decentralized Autonomous Organization. An organization governed by smart contracts founded to allocate funds to cryptocurrency projects.

A set of data used to represent an entity on a network or on the Internet.

Delayed Proof of Work, the consensus mechanism used by Komodo. dPoW allows one blockchain to take advantage of the security and hashing power of a second blockchain (Bitcoin, in Komodo's case). 

A tax on cryptocurrency holdings that encourages spending coins because they are constantly being destroyed.

DPoS. A consensus mechanism that has a blockchain's nodes vote on the correct version of the blockchain. 

A list of transactions that exists on every computer that elects to run blockchain software.

A measure of how much hashing power (computing power) is required to find the next block on a blockchain. Difficulty increases over time on blockchains.

An organization that operates to earn profits for its shareholders (coin holders) by creating value for the free market.

DAA. A collection or portfolio of assorted cryptocurrencies. For example, one Digital Asset Array could contain BTC, ETH, and DASH.

A network that requires special software (like TOR) to access. Websites on the Darknet are much more difficult to shut down than normal websites. The Darknet was one of the first communities to use cryptocurrencies for transactions.

A feature which allows KyberNetwork to maintain high levels of liquidity. The DRP keeps reserves of cryptocurrencies and establishes rates of exchange between them, allowing any user to easily trade one crypto for another.

Transforming data into unrecognizable code that can only be decoded with the exact decryption key.

A cryptocurrency created by Vitalik Buterin that runs on Ether (ETH). Ethereum was the first blockchain-based technology to make smart contracts and decentralized applications possible.

The predominant standard for creating smart contracts on the Ethereum blockchain. Others may include ERC 721, ERC888, and more

An extremely secure messaging functionality offered by QRL.

Ethereum Virtual Machine. A testing environment on the Ethereum network for executing smart contracts and promoting security.

A CNBC show on which cryptocurrencies are frequently discussed.  

The idea that all units in a money supply are exactly equal. Fungibility is considered to be an essential aspect of effective currencies by many economists.

A percentage of block reward that is paid to the founders of a cryptocurrency rather than to its miners. Zcash is a cryptocurrency with a Founders’ Reward.

A change in a cryptocurrency’s software that makes it incompatible with the original version. For example, any block size increase in the Bitcoin protocol constitutes a hard fork.

Financial technology (Fintech) is used to describe new technologies that seek to improve the use and delivery of financial services.

A hypothetical society in which no one is forced to do anything against their wishes and all actions are voluntary.

A change in the original code of a software.

Fear of Missing Out. Investors with FOMO buy cryptocurrency (emotionally rather than logically) for fear of missing out on profits.

An open-source database for developers to create and share computer coding with a large community.

APR stands for Annual Percentage Rate. It's the interest rate charged during a whole year. For example: borrow $1,000 at 10% APR means at the end of the year you'll pay back $1,100. The extra $100 may be split into 12 payments, once per month, if that is how the creditor asks for them.

LTV stands for Loan-to-value. The ratio expresses the amount of a loan compared to the value of an asset. For example: taking a $1,000 loan and putting up $2,000 worth of Bitcoin as collateral = 50% LTV. The loan is worth 50% of the bitcoin collateral securing it.

The act of protecting an asset from risk. A hedge can protect against losses or even offset against gains.

A consensus mechanism that employs both Proof of Stake and Proof of Work algorithms.

The power of a mining rig. Similar in concept to the Horse Power of a vehicle.

Output emitted from an algorithm for maintaining consensus on a blockchain.

The number of hashes a miner performs over a given period of time.

An online wallet for storying cryptocurrencies. Considered less secure than cold wallets.

Hashgraph is a consensus alternative to blockchain. It uses a gossip protocol to spread transactions across the network by sending data to randomly chosen neighbors.

The term used to refer to blockchains to describe the way in which blocks cannot be changed after they are recorded.  

Internet of Things. The system that will digitally connect physical objects, making them identifiable and trackable online.

The process of increasing a cryptocurrency's supply, which usually drives its price down.

Created each time coins are sent to an address.

A request for communication from one node to another node.

A popular programming language.

A feature of Komodo that offers its users private payments. Jumblr works by exchanging the cryptocurrency being used for payment and mixing it among other cryptos prior to the making an anonymous transaction.

Know Your Customer. Information gathered by cryptocurrency exchanges in compliance with AML (Anti Money Laundering) laws.

Cryptocurrency that has had its origins intentionally obscured to hide evidence of illegal activities.

Purchasing a coin with the expectation to sell it at a higher price sometime in the future for a profit. Basically profiting from the rising price of an asset.

A network layer that functions on top of the Bitcoin blockchain and allows for a huge number of low-fee microtransactions.

A type of exchange used to make it easier for individuals to exchange assets for usable currency.

A fee paid to voluntary participants for using their computing power to verify transactions. When a miner mines a block they get a block reward as well as all the transaction fees in it.

A third party that enables anonymous transactions by grouping payments together, obscuring their sources.

A cryptocurrency meme that refers to the skyrocketing of a coin's price. When Hodlers’ coins go to the Moon, they can all buy Lambos.

A feature that requires several keys to authorize a single transaction, especially for dividing responsibility among separate parties.

An individual that volunteers computing power to verify transactions on a blockchain in exchange for block rewards.

The ability of machines and computers to integrate data and learn from it without being programmed to do so.

A feature that requires several keys to authorize a single transaction, especially for dividing responsibility among separate parties.

Metamask is a Chrome extension which allows users to store and transact Ethereum and other ERC-20 tokens.

The practice of borrowing money to buy and sell assets.

The total value of a cryptocurrency. Calculated by multiplying a coin’s price by its total supply.

A mining rig is a computer used for mining cryptocurrencies. The rig might be a dedicated computer or it could be a computer that fills other needs too.

A very small payment made possible with digital currencies.

A mathematical problem that is solved by participants of a blockchain to verify transactions in exchange for block rewards.

An agreement that allows individuals to sell their computing power for the purposes of verifying transactions on a blockchain.

The process by which users on a PoS blockchain verify transactions and receive new coins for their participation.

A series of words that can be used to recover an account or wallet.

A cryptocurrency that allows data (and transactions) to be written onto its blockchain.

Digital agreements between users on NEO's platform that are carried out automatically when their terms are met.

Near-Field Communication. Enables devices located close to each other to transmit data without the need for internet connection.

A popular framework for JavaScript code to be written in. 

A third-party entity capable of transmitting reliable information to a blockchain so that smart-contracts can be executed.

A grouping of addresses that receive coins in a cryptocurrency transaction.

Transfer of value that takes place outside of a blockchain for reduced fees and quicker transaction time.

A term used to describe software that is made available online so that any individual can view its code and submit improvements.

Peer-to-Peer. Refers to networks in which individuals connect to each other rather than a central authority.

Decentralized networks in which individuals interact with each other directly.

A situation that occurs when an asset's market value is far higher than it's actual worth, making a sharp drop in price imminent.

Proof-of-Importance is a consensus algorithm similar to PoS. Nodes "vest" currency to participate in the creation of blocks. Unlike PoS, Proof-of-Importance quantifies a person’s support of the network. NEM is using Proof-of-Importance.

A social attack in which a malicious individual masquerades as a trustworthy person in an attempt to fool the victim into giving up personal information (like passwords).

Outputs of an algorithm that can be examined and verified. This term is commonly used in cryptocurrency gambling.

PoI stands for Proof-of-Importance. It is a new consensus algorithm that requires users to stake currency to participate in the consensus. Compared to PoS, it adds importance to staking. Thus, it takes into account one’s involvement in the network. PoI was introduced by NEM.

A scalability solution for Ethereum that allows more transactions per second by introducing additional blockchains to the main Ethereum blockchain. 

A cryptocurrency that uses both PoW and PoS in its consensus mechanism to offer increased security.

Proof of Stake. A consensus mechanism in which individuals use their holdings of a cryptocurrency to secure the platform in exchange for rewards.

Private keys are used to spend cryptocurrencies.

Proof of Stake and Trust. A consensus mechanism used by Waltonchain that relies on token holders (nodes) to verify transactions while retaining information about nodes' past performance to give higher rewards to the most reliable nodes.

Pseudonymity is an almost anonymous state in which users have a unique identifier that is different from their real name.

Proof of Work. A consensus mechanism for verifying transactions with computing power that creates new coins in the process.

A permissioned system is a private and closed system. Not anyone can join the network freely.

Permissionless refers to public blockchains (like Bitcoin) - anyone can generate an address and transact BTC.

A rapid rise in a cryptocurrency’s price.

An advanced form of computing that allows extremely complex problems to be solved very quickly. For cryptocurrency, quantum computing is important because once it is advanced enough, it may be capable of hacking private keys.

A method of increasing monetary supply (and lowering interest rates) by introducing new money to the market from a central authority.

Radio Frequency Identification chips. RFID chips are attached to physical objects to make them easier to identify and track.

A site that aggregates a nearly endless range of topics. Subreddits exist within Reddit to focus on specific topics.

RNG refers to 'Random Number Generator," which is the technological device responsible for producing random results, based on a game's established Return to Player (RTP) percentage. It is designed to avoid bias.

A plan that sets goals and deadlines for a project's future development.

The minimum amount of funds that a cryptocurrency's founders wish to raise in an ICO. If an ICO does not meet its soft cap, it will often be canceled until a later date.

The act of locking up one's coins or tokens to help verify transactions for cryptocurrencies with Proof of Stake consensus mechanisms. Stakers earn staking rewards for providing this service.

Any cryptocurrency pegged to a stable asset for the purpose of reducing price volatility.

A blockchain that runs separately from a cryptocurrency's main blockchain, using the native currency to carry out transactions. Subchains help scalability by reducing the amount of data stored on a cryptocurrency's main blockchain, often called the "parent chain."

A popular exchange service created by Eric Voorhees that allows individuals to trade most altcoins anonymously for a small fee.

An alternative to mining rewards. Staking rewards are earned by putting a certain amount of your cryptocurrency up as a 'stake' to confirm transactions. Rewards are given for doing this.

A derogatory term used to describe altcoins that are based on faulty technology or have little promise for the future.

A computer that is far more powerful than an ordianry computer due to its superior performance.

Agreements between two parties that self-execute when their terms are met and automatically cancel when their terms are not met.

A feature of the ARK cryptocurrency which allows separate blockchains to connect with each other and communicate.

Segregated Witnesses. A protocol implemented by Bitcoin to increase transaction speed. SegWit allows more transactions to be written into a single block on a blockchain.

All processes involved in delivering products and services from their providers to their customers.

A measure of how easily a cryptocurrency will be able to handle more users and increased transactions.

A fraudulent endeavor. In the cryptocurrency world, this often refers to the practice of fooling investors in some way.

An altcoin that is marketed as technology with potential, but is really just sold to make money with no promise of a future use case.

The Securities and Exchange Commision. A regulatory US agency responsible for the investigation and shut down of several cryptocurrency-related projects.

A block that has been worked on by a miner but is not included in the blockchain because another miner successfully completes another block first.

An indication of support for a feature, often sent out by miners to inform the general public of their opinion.

An individual who believes that the blocks in Bitcoin should be kept small so that anyone can run a full node.  

A cryptocurrency created using another platform (like Ethereum). Tokens operate by using the technology of the platform on which they were created.

A measure that describes how many coins of a given cryptocurrency can exist (after all mining is completed, if applicable).

A sequence of numbers used to identify the moment in time that a transaction occurred.

Transmission Control Protocol/Internet Protocol. A set of protocols that allow multiple computers to communicate.

The Onion Router. A web browser that allows users anonymous access to darknet sites.

A computing system that can perform a whole set of computational functions is considered “Turing Complete.”

The ability of a system to be trusted without the need of trusting the individuals with which you are transacting.

A consensus method that allows users to transact anonymously and requires relatively little electricity. An alternative to PoW (Proof of Work) and PoS (Proof of Stake). 

Test

Software preprogrammed to buy, sell, short, long or execute other trading strategies and commands when the owner is absent. Trading while asleep or away from the keyboard.

Transactions per second. A measure which describes how fast a cryptocurrency can handle its users' transactions.

The acronym for stable coins issued by Tether Limited: U.S. Dollar Tether.

A unit of currency consumed in a process. For example, an arcade token that gets used when a game is played or a coin like BNB Binance token, which is used to pay exchange fees.

An adult person without an account at a bank or other financial institution. 

A measure that describes how rapidly an asset tends to fluctuate in price.

A highly respected programmer responsible for writing Ethereum's white paper and co-creating Ethereum's technology.

Coins which haven’t ever been spent. Virgin coins were mined and left alone.

An electronic transaction in which value is sent from one party to another.

The filename which stores public and private keys for a full node.

A technical document that outlines a project’s features, technology, and vision.

Ticker for Bitcoin used on Kraken and some other exchanges. Same as BTC.

eXtensive Business Reporting Language. A language for defining and exchanging financial data that makes extracting useful data from a large body of data easier.

A formula that uses data to make predictions about how financially secure businesses are.

Two Factor Authentication. A protective measure that uses one-time passwords to prevent keyloggers from gaining unauthorized access to accounts.

Payment that has been broadcast but is still pending inclusion on a blockchain.