quantum

noun

ˈkwän-təm How to pronounce quantum (audio)
Definition of quantumnext
as in amount
a given or particular mass or aggregate of matter the sum of human knowledge is now so immense that even a highly educated person can hope to absorb only a tiny quantum of it

Synonyms & Similar Words

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Example Sentences

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.
Recent Examples of quantum Morgan Stanley says quantum computing could become a market worth more than $100 billion annually by 2040. — Deena Zaidi, CNBC, 15 Oct. 2026 Filtering out quantum errors In 2024, Google Quantum AI researchers Craig Gidney, Noah Shutty and Cody Jones developed the magic state cultivation technique by refining an earlier theoretical approach. — Neetika Walter, Interesting Engineering, 15 Oct. 2026 Watermelon, a quantum processing device that uses reservoir computing to help AI models train more efficiently on messy datasets. — Nitish Pahwa, Time, 15 Oct. 2026 See All Example Sentences for quantum
Recent Examples of Synonyms for quantum
  1. amount
  2. quantity
Noun
  • Employees will lessen amount in cold hold and mark it for four-hour disposal.
    — NWA Democrat-Gazette, Arkansas Online, 19 Oct. 2026
  • The Brewers have an exceptional amount of talent too, and Murphy's routine of pretending like his team is a bunch of humble farmers who were playing stickball out back a few days ago is absurd and offensive.
    — Ian Miller OutKick, FOXNews.com, 18 Oct. 2026
Definition of amount
Noun
  • The start of initial production marks a manufacturing milestone for the cxMHR, but Leonardo DRS has not disclosed production quantities, customer orders, delivery schedules, or a timeline for operational deployment in its announcement.
    — Kaif Shaikh, Interesting Engineering, 14 Oct. 2026
  • Devices that move tiny quantities of fluid have potential applications in microfluidics and minimally invasive medical technologies, where controlling flow through narrow channels can be challenging.
    — Mike McRae October 12, New Atlas, 13 Oct. 2026
Definition of quantity

Phrases Containing quantum

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quantity
quantum
quantum leap
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Cite this Entry

“Quantum.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/quantum. Accessed 19 Oct. 2026.

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Britannica.com: Encyclopedia article about quantum

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