qubit
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qubit
- /ˈkjuːbɪt/ UK
- /ˈkjubɪt/ US
Sounds like cubit · Rhymes with -uːbɪt
Where it comes from
Blend of quantum + bit, a play on cubit (“historical unit of length”). Coined by American physicist Benjamin Schumacher in 1995.
noun qubits · qbit
-
A quantum bit; the basic unit of quantum information described by a superposition of two states; a quantum bit in a quantum computer capable of being in a state of superposition; A binary qudit.
Quantum computing, on the other hand, is based on quantum bits, or qubits.
Similar: quantum bit
Translations
Talk about this word "qubit." Wiktionary, via Micwyn, micwyn.com/word/qubit. Accessed 6 Nov. 2026. qubit. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/qubit "qubit." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/qubit.Cite this
@misc{qubit_2026,
title = {qubit},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/qubit},
urldate = {2026-11-06}
}
