Brian Armstrong 
Messari 
Vitalik Buterin 
Jameson Lopp 
Glossary
Definitions of common blockchain and cryptocurrency-related terms used on CryptoSlate.
51% Attack
Refers a directed towards controlling share of the collective mining pool.
Altcoin
A general term used to describe any cryptocurrency alternative that is not Bitcoin.
APU
Accelerated Processing Unit.
Arbitrage
Taking advantage of variable prices across multiple exchanges in order to sell assets at a profit, despite little to no market movement.
ASIC
Application Specific integrated circuits.
Wallet Address
Similar to an email address, a wallet address acts as a destination for crypto to be sent to or received.
Airdrop
A form of distribution that awards holders of particular existing cryptocurrencies
Algorithm
An unambiguous set of instructions used to solve a specified class of problems.
ATH
The All Time High price of a cryptocurrency.
Atomic Swaps
A medium to perform direct, peer to peer cross chain exchanges from one blockchain to another, without an intermediate trusted third party or escrow service.
Bag Holder
Someone who has bought at a recent high and is left holding onto their asset, waiting to sell at the next point it breaks even.
Bearish
A descriptive term borrowed from stock markets to describe a negative market outlook.
Block Explorer
Similar to the File Explorer of a computer’s operating system.
Block Height
The number of blocks in the chain between the current block being minted and the genesis block.
Block Reward
A mechanism that awards miners with newly minted bitcoin, acting as an incentive for users to add hashing power to the network.
Block Time
The average time it takes for the network to find a solution to the block hash.
Bullish
A descriptive term borrowed from stock markets to describe a positive market outlook.
Burned
A process where Cryptocurrencies remove stored tokens from the circulating supply.
Byzantine fault tolerance
A consensus mechanism that offers secure validation across a distributed set of data, stemming from information propagation theory labelled as the Byzantine Generals problem.
Consensus algorithm
Ensures that all users taking part in the minting process maintain the same version the chain, whilst preventing any single party from using their power to derail or negatively direct the chain.
Cold Storage
A storage method that keeps the wallet off of the internet when it is not being actively used.
CPU
Central computing unit.
Crowdsale
The process where a blockchain offers investors newly minted tokens or coins, often at a discounted rate, in exchange for capital.
DAG
Directed Acyclical Graph.
DAO
Decentralised Autonomous Organization.
dApp
Stands for Decentralised Application.
DDoS
Distributed Denial of Service.
Delegated Proof of Stake
Takes the fundamentals of proof of stake and adds a democratic element whereby the community elect Witness’ to secure the network and vote power is determined by the size of their staked assets.
DEX
Decentralized Exchange.
Digital Signature
A unique digital identifier that allows for a user to distinctly recognise and validate a file or transaction, usually through the use of a cryptographic hash similar to a public key.
Distributed Ledger
A digital record of transactions that is maintained by a group of clients where changes and additions are verified across all parties to ensure no tampering has taken place.
ENS
Similar to a DNS within internet infrastructure, it allows user to obtain a “custom domain” .eth address, instead of using regular hexadecimal hash.
ELI5
Explain it Like I’m 5.
Ethereum
An open source blockchain that acts as a distributed computing platform and operating system, allowing decentralized applications and smart contracts be executed.
ERC20
A protocol that outlines the specific functions and events that allow blockchains to interact with other via the Ethereum Blockchain.
Escrow
A service that provides transaction security by acting as an impartial trusted third party, holding onto an asset until the terms of a contract have been fulfilled.
EVM
Ethereum Virtual Machine.
Faucet
A site or application that will reward it’s users with a cryptocurrency for completing specified tasks and assignments.
Fiat
Currency that has no direct material backing, usually in reference to debt based markets such as USD.
Flippening
A scenario in where Ethereum overtakes Bitcoin as the dominant cryptocurrency.
FOMO
Fear of Missing Out.
FUD
Fear, Uncertainty and Doubt that affects markets, usually in a negative fashion.
FUDster
Someone who uses an elevated media platform or social network to perpetuate Fear Uncertainty and Doubt through the investing community in order to effect prices.
Futures Contract
An agreement that can be traded on exchanges that stipulates a buy or sell price of an asset at a specific price and time.
Gas
A measurement given to functions on the Ethereum blockchain to denote how computationally expensive they will be, this is offered to the miners who complete the process as a reward.
Gas Price
The maximum a user is willing to reward a miner in order to have their transaction processed, higher prices ensure faster transaction times.
Genesis Block
The first block of a blockchain, almost always hardcoded into the software clients — the only block in the chain that has no reference to a previous block.
GPU
Graphics Processing Unit.
Gwei
The denomination in which gas prices are paid for on the Ethereum blockchain.
Halving
Refers to the process where the payout for reward mechanism for blockchain miners is halved when particular conditions are met.
Hard Fork
A software of protocol change that renders previous versions incompatible.
Hard Wallet
A wallet built upon a secure hardware platform that implement processes and platform specific software to provide greater security for their users.
Hashing
The process of transforming data using a mathematical function into a value or key that is reprehensive of the original data set.
HD Wallets
Hierarchical Deterministic Wallet.
HODL
A meme in the crypto community that is a purposeful misspelling of the word “hold.” Another interpretation for HODL is an acronym meaning, “hold on for dear life.”
Index fund
A passively managed fund, where investors are buying into a portfolio that a particular segment of the market, called an index Examples include the S&P 500 & Vanguard 500.
Initial coin offering
Similar to Crowdsale, provides blockchain with a one-time event allowing investors to buy tokens at a discounted rate and provide the chain with start-up capital, similar to an IPO in the stock market.
IoT
Internet of Things.
Keccak
A family of cryptographic hashing functions which utilize sponge construction in order to provide wider random permutation, leading to greater flexibility in its use cases.
KYC
Know Your Customer.
Lambo
A meme referring to the luxury vehicle investors will buy with their new found crypto wealth.
Lightning Network
A blockchain scalability model that greatly expands throughput, speed, cost effectiveness and compatibility.
Market Capitalization
A measurement of the market valuation for outstanding tokens.
Moving Average Convergence Divergence
A technical analysis tool used to forecast future prices by indicating the relationship between two moving averages to provide a metric for price momentum.
Moores law
An observational rule of thumb credited to Gordon Moore in 1965 stating that the density of integrated circuits will double every approximately two years.
Mainchain
Referring to processes or transactions that occur on the most currently released version of a particular blockchain.
MD5
A hashing function developed in 1992 due to known vulnerabilities predominately used for checksums and data validity.
Merkel Tree
Also known as a Hash Tree, is a data structure where every child node contains a hashing label of the node that exists above it in the tree.
MEW
My Ether Wallet.
Mining
A process where algorithms use mathematical function to guess the hash of a block.
Mooning
The process where market value of an asset skyrockets, exceeding investor’s expectations, often used as a meme.
Mt Gox
A Japanese cryptocurrency exchange that in 2013 accounted for over 70% of all bitcoin transactions, hacked in 2014 and filing for bankruptcy, its influence is still being felt today.
MultiSig
A digital signature scheme which allows multiple user to sign a contract or wallet.
Node
A point of conversion in the network that acts as a redistribution or end point.
Nonce
A random arbitrary number used to timestamp or otherwise ensure the order of a transaction in order to prevent against a replay attack.
Off-chain
A transaction or process that occurs outside the main blockchain.
Open source
Originating from the software industry, it is a program whose source code is made freely available to anybody, allowing them to study, change and distribute the software to anyone for any purpose.
Oracles
A third party data feed used by smart contracts to trigger events.
P2P
Stands for Peer to Peer.
Paper Wallet
An offline wallet that is simply the private key and address printed on paper, usually alongside a QR code, one of the safest ways of storing cryptocurrencies.
Pre-sale
A token event sale that operates before an ICO campaign, often with lower targets.
Price wall
An accumulation of buy or sell orders at a specific price.
Private Key
Operates in tandem with a Public key as part of common asymmetric cryptography standards, this key should never be shared.
Proof of Authority
A centralised validation method that gives the right to validate to only to eligible parties that have been approved by an authority.
Proof of Capacity
Also known as proof of space.
Proof of Stake
A power efficient transaction validation system in where users must ‘stake’ their coins in order to mint new blocks, minting of fraudulent transactions will cause staked coins to be lost.
Proof of Work
A transaction validation system that requires the use of a computationally intensive process within the network that acts as a deterrent to prevent denial of Service or like-wise spam attacks.
Pump and dump
The process of buying a large amount of tokens at once, usually as a co-ordinated group, in order to artificially inflate or ‘pump’ the price causing a market reaction as outsiders attempt to ride the upward trend, then selling or ‘dumping’ at the highest point.
QR code
Quick response code.
Raiden Network
An ERC-20 compatible token designed to leverage secure payment channels in order to create an off-chain scaling solution for the Ethereum Blockchain.
Ring signature
A digital signature topology developed in 2001 leveraged in security focused cryptocurrencies, as a mechanism to anonymise transactions.
RSI
Relative Strength Index A common trading metric that provides a visual indicator of general market trends.
Satoshi
The smallest quantifiable amount of Bitcoin, one-billionth of a single Bitcoin or 0.000000001 BTC.
Satoshi Nakamoto
The pseudonymous name used by the original inventor of the Bitcoin cryptocurrency.
Scrypt
A power efficient hashing algorithm that is more RAM intensive than SHA-256, it saw its debut in the cryptocurrency market as the algorithm of choice for the Litecoin blockchain.
Seed phrase
Used as a point of origin for certain wallets, it uses a mnemonic phrase to generate a wallet ID which can then be used to regenerate the wallet in the case it gets erased or misplaced.
SHA
Stands for Secure Hashing Algorithm: a standard of hashing algorithm developed by the National Institute of Standards and Technology, the latest iteration being labeled SHA-3.
Sidechain
A separate blockchain, attached to a parent blockchain that allows assets to be interchangeable, in turn increasing the scope, throughput and availability of their parent chains.
Sharding
A scalability solution for the Ethereum blockchain that validates the blockchain in a parallelised manner.
Smart Contracts
A digital protocol used to facilitate and enforce the negotiation of a contract without use of a third party.
Skein
One of the five finalists of the NIST hash function competition, based on the Threefish tweakable block cypher.
Soft fork
A change to the software or protocol that allows for backwards compatible with previous versions.
Soft wallet
A software based wallet that is able to be hosted as a desktop, mobile or web application, many providing cross-platform integration with all three.
Solidity
A programming language based around EMCA Script and by extension JavaScript, created specifically for writing Smart contracts.
Tangle
IOTA’s DAG based alternative to the blockchain data structure, aimed predominantly at the IoT sector.
TestNet
An alternative blockchain running separate to the main chain used for developers to prototype software and updates to ensure stability before launch.
TOR
The Onion Router.
Turing Complete
A system that can be used to solve any possible computational problem.
UTXO
Unspent transaction output.
Vapourware
When a heavily advertised or promised product never materialises.
Wallet
A software program that stores public and private keys, allowing the user to interact and perform transactions on blockchain.
Whitelist
A spam filtering mechanism where only users registered to the list will be granted communications or access.
Whale
A cryptocurrency investor with enough resources to move the market price significantly with large buy or sell orders.
Golden Cross
A golden cross occurs when a short-term moving average crosses above a long-term moving average signaling a potential bullish breakout.
Death Cross
A death cross appears on a chart when an asset’s short-term moving average crosses below the long-term moving average indicating the potential for a major selloff.
Ascending triangle
An ascending triangle is generally considered to be a continuation pattern, meaning that the pattern is significant if it occurs within an uptrend or downtrend.