blockchain 101

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Testnet

An identically functioning blockchain to a mainnet, whose purpose is to test software. The tokens associated with the testnet when testing Ethereum, for example, are called test ETH. Test ETH are obtained for free from a smart contract that mints the test ETH (known as a faucet).

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Testnet

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A physical version of your NFT at your home. High quality only.

Testnet

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Yield farming

Whale

Vertical scaling

Vault

Vampirism

Utility token

Transparency

Testnet

Symmetric key cryptography

Swap

Staked incentive

Staking

Stablecoin

Specie

Smart contract

Slashing condition

Slashing

Sharding

Schelling-point oracle

Scaling risk

Satoshi Nakamoto

SATS – Satoshis

Router contracts

Proof of work (PoW)

Proof of stake (PoS)

Perpetual futures contract

Order book matching

Oracle

Optimistic rollup

On chain

NFT (Non-fungible Token)

Nonce (Number Only Once)

Node

Networked liquidity

Mint

Miner extractable value

Miner

Mainnet

Liquidity provider (LP)

Layer 2

KYC (Know Your Customer)

Keeper

Incentive

Impermanent loss

IDO (Initial DeFi Offering)

Horizontal scaling

HODL

Hierarchical Deterministic (HD) wallet

Hexadecimal

Hash

Halting problem

Gwei (gigawei)

Governance token

Geoblock

Gas (aka Gas Prices, Gas Fees)

Fork

Flash swap

Flash loan

Fintech (Financial Technology)

Fiat currency

Faucet

Ethereum 2.0

Ethereum

Ether (ETH)

ERC-1155

ERC-721

ERC-20

EOA (Externally owned account)

Equity token

Double spend

Direct incentive

Digest

DEX (Decentralized exchange)

Defi Legos

DeFi (Decentralized finance)

Dapp (Decentralized application)

DAO (Decentralized autonomous organization)

Cryptographic hash