quantum computer

noun

: a computer that takes advantage of the quantum properties of qubits to perform certain types of calculation extremely quickly compared to conventional computers
quantum computing noun
A "geek at heart," Samet, 34, is fascinated by quantum computing, a still-emerging field that involves the behavior of subatomic particles in computing. Karen Breslau

Examples of quantum computer in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Julian Kelly, Google Quantum AI’s director of hardware, told CNBC’s Deirdre Bosa that a quantum computer is only five years away from running practical applications that today’s computers can’t handle. Michele Luhn, CNBC, 26 Mar. 2025 While classical computers process data in binary (1’s and 0’s), quantum computers utilize qubits, which can exist in multiple states simultaneously. Margarita Simonova, Forbes, 18 Mar. 2025 At one million qubits, a quantum computer could perform far more difficult calculations than traditional computers with higher accuracy. Britney Nguyen, Quartz, 27 Feb. 2025 In any case, most of these claims have involved quantum computers that weren't solving any particular algorithm, but rather simply behaving like a quantum computer. Ashley Belanger, Ars Technica, 12 Mar. 2025 See All Example Sentences for quantum computer

Word History

First Known Use

1982, in the meaning defined above

Time Traveler
The first known use of quantum computer was in 1982

Browse Nearby Words

Cite this Entry

“Quantum computer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quantum%20computer. Accessed 31 Mar. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!