A-Z Technology Index
Cryptocurrency & Blockchain Glossary
Search and browse concise, mathematically accurate definitions for blockchain, consensus, and cryptographic terminology.
Terms Starting With "S" (5)
Alphabetical Reference
Bitcoin
Satoshi
The smallest divisible unit of a Bitcoin, equal to one hundred-millionth (0.00000001 BTC).
Security
Seed Phrase
A sequence of 12 to 24 human-readable words used to generate all cryptographic keys in an HD wallet.
Smart Contracts
Smart Contract
A self-executing software program deployed to a blockchain that runs deterministically.
Blockchain
Soft Fork
A backward-compatible protocol upgrade where non-upgraded nodes still recognize new blocks.
Currency
Stablecoin
A cryptocurrency designed to maintain a stable exchange value relative to a reference asset.