bitcoin

bit·coin

B b

Definitions of bitcoin word

noun bitcoin a system of open source peer-to-peer software for the creation and exchange of (payment in) a certain type of cryptocurrency; the first such system to be fully functional 3
noun bitcoin the cryptocurrency created and exchanged using this software 3
noun bitcoin (often initial capital letter) a type of digital currency that uses state-of-the-art cryptography, can be issued in any fractional denomination, and has a decentralized distribution system: stores and online businesses that accept Bitcoin. 1
noun bitcoin a single unit of this currency: the current value of a bitcoin. 1
noun bitcoin (Countable Noun) A unit of the bitcoin digital currency. 0

before 2005

One of the 1% newest English words

First recorded in 2005-10; bit3 + coin

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 91% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".