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qubit

Pronunciation: /ˈkjuːbɪt/

The English word “qubit” has 1 meaning listed here.

noun

  1. 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.

Etymology

Blend of quantum + bit, a play on cubit (“historical unit of length”). Coined by American physicist Benjamin Schumacher in 1995.

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