bitcoin
n. C / Un. a digital currency that exists only on the internet. It allows people to send money directly to each other without using a bank.
n. a decentralised digital currency that operates on a peer-to-peer network without the need for a central authority or intermediary.
He bought some bitcoin to save for the future.
Many investors view bitcoin as a digital alternative to gold because of its limited supply.
The volatility of bitcoin has sparked intense debate among economists regarding its viability as a stable store of value in the global financial system.
A blend of bit (from binary digit) and coin. Coined for the currency launched in 2009 by the pseudonymous Satoshi Nakamoto.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Last updated July 19, 2026