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qubit

British  
/ ˈkjuːbɪt /

noun

  1. computing a quantum bit

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

qubit Scientific  
/ kyo̅o̅′bĭt′ /

Etymology

Origin of qubit

C20: from qu ( antum ) + bit 4


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The concept uses superfluid helium, a form of helium with unusual quantum properties, to create a qubit that may be less sensitive to some of the disturbances that affect today's leading quantum computers.

From Science Daily ● Oct. 1, 2026

According to the researchers, this is the first reported design for a qubit based on a superfluid.

From Science Daily ● Oct. 1, 2026

The qubit repeatedly checks the mechanical resonator during its two milliseconds of vibration, determining whether the phonon is in an energy state of 1 or 0.

From Science Daily ● Sep. 22, 2026

A qubit is an electrical circuit capable of storing quantum information and, in this setup, also served as the detector.

From Science Daily ● Sep. 22, 2026

Takuma Makihara and Erik Szakiel, the co-first authors on the study, developed a method for coupling the microscopic mechanical resonator to a superconducting qubit.

From Science Daily ● Sep. 22, 2026

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