Crypto Glossary
Plain-English definitions of the cryptocurrency, blockchain and trading terms you will meet as you learn.
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E-Signature
An electronic signature , or e-signature, is any electronic stamp, such as a sign, sound, or symbol, that replaces a physical signature in the official…
ERC-1155
ERC-1155 is a digital token standard on Ethereum, first proposed by developers at Enjin, that lets a single smart contract manage many kinds of tokens at…
ERC-20
ERC-20 is the Ethereum token standard for fungible assets, meaning tokens where every unit is identical and interchangeable, in the same way that one…
ERC-223
ERC-223 is an Ethereum token standard, backed by smart contracts, that was proposed to let users transfer tokens securely to wallets and other addresses.
ERC-721
ERC-721 is the Ethereum token standard for NFTs, or non-fungible tokens. Every token created under it has its own unique ID, so no two tokens are…
ERC-777
ERC-777 is a tradable token standard derived from ERC-20. It adds new features while staying backwards compatible, so wallets and apps built for ERC-20…
ERC-827
ERC-827 is a proposed Ethereum token standard developed to go beyond the limits of ERC-20, especially in asset transfers and approval (confirmation)…
ERC-884
ERC-884 is a proposed Ethereum standard that allows stock issued by Delaware corporations to be converted into tradable tokens compatible with ERC-20.
ERC-948
ERC-948 is a proposed Ethereum token protocol designed for subscription service businesses. It aims to help a business connect with its customers through…
EVM (Ethereum Virtual Machine)
The EVM, or Ethereum Virtual Machine, is the computational engine of Ethereum: the environment in which smart contracts run.
Edge Node
In computer science, an edge node is a computer that acts as a gateway for the end user to establish connections with other nodes.
Effective Share Proof
Effective Share Proof , more commonly called Effective Proof-of-Stake (EPoS), is a version of the Proof of Stake consensus mechanism used by the Harmony…
Electrum Wallet
Electrum Wallet is a Bitcoin wallet with a simple interface that can run on Windows, macOS, and Linux.
Enterprise Ethereum Alliance (EEA)
The Enterprise Ethereum Alliance (EEA) is a group of organizations and companies working together to move the Ethereum network forward, with a focus on…
Epoch
In machine learning, an epoch is one complete run of the training data set through the algorithm, from start to finish.
Equity (Equity Capital)
Equity capital , or simply equity, corresponds to the funds that could be returned to a company's shareholders if all of the company's assets were…
Erasure Coding
Erasure coding is the storage of data in multiple locations by segmenting it, expanding it, and encoding it with redundant information.
Ethereum Virtual Machine (EVM)
The Ethereum Virtual Machine (EVM) is the "Turing complete" virtual machine that provides the working environment for each smart contract on Ethereum.