Blockchain
A shared record of transactions maintained by many independent computers, where each block of entries is cryptographically linked to the one before it. Rewriting history therefore requires redoing everything after the change.
Also called block chain · distributed ledger
A shared record of transactions maintained by many independent computers, where each block of entries is cryptographically linked to the one before it. Rewriting history therefore requires redoing everything after the change.
Why it matters
The design makes records hard to alter. It does not make the information recorded in them true.
Related terms
Keep reading
Node
A computer that keeps a copy of a blockchain and checks new transactions against…
Whale
A holder large enough that their transactions can move a market on their own.
DeFi
Financial services — lending, trading, derivatives — built from smart contracts rather than intermediaries,…
Gas Fee
The payment for the computation a blockchain transaction consumes, paid in the network's own…
Liquidity Pool
A pot of two or more tokens locked in a contract that traders swap…
Stablecoin
A token designed to hold a steady value against a reference, usually the US…