Definition of QUANTUM (original) (raw)
2
a
: any of the very small increments or parcels into which many forms of energy are subdivided
b
: any of the small subdivisions of a quantized physical magnitude (such as magnetic moment)
2
: of, relating to, or employing the principles of quantum mechanics
Synonyms
Examples of quantum in a Sentence
Noun
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
Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Cutting-Edge Experiences: Immersive learning opportunities in emerging fields like space technology, synthetic biology, or quantum computing expose employees to frontier innovations. —
Cheryl Robinson, Forbes, 2 Nov. 2024 To stop the Chinese military from winning the tech arms race, the Treasury Department will soon block and monitor American financial and other support for AI, computer chips, and quantum computing in China. —Nick Rockel, Fortune, 1 Nov. 2024
The key is not just improving quantum hardware or algorithms but optimizing the entire stack—from hardware and software to control systems and applications—to harness the computational power that’s currently available. —Yuval Boger, Forbes, 5 Nov. 2024 For Bill, the knowledge isn’t that of quantum worlds or technological instruments of mass death, but that of the Catholic Church and its hold on the Irish people. —Harrison Richlin, IndieWire, 5 Nov. 2024 See all Example Sentences for quantum 
Word History
Etymology
Noun
Latin, neuter of quantus how much
First Known Use
Noun
1567, in the meaning defined at sense 1a
Adjective
1942, in the meaning defined at sense 1
Time Traveler
The first known use of quantum was in 1567
Dictionary Entries Near quantum
Cite this Entry
“Quantum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quantum. Accessed 19 Nov. 2024.
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Last Updated: 9 Nov 2024 - Updated example sentences
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