Bitcoin combines 'bit' (binary digit, coined 1948) and 'coin' (from Latin cuneus, wedge) — a word that bridges ancient money-making with digital information theory.
A decentralized digital currency that uses cryptography for secure peer-to-peer transactions without a central authority.
A compound of 'bit' (binary digit, the smallest unit of computer data) and 'coin' (a piece of money). Coined by the pseudonymous Satoshi Nakamoto in a 2008 whitepaper. 'Bit' was itself coined in 1948 by Claude Shannon from 'binary digit.' 'Coin' comes from Latin cuneus (wedge), because early coins were struck with wedge-shaped dies. Key