exact science

noun

: a science (such as physics, chemistry, or astronomy) whose laws are capable of accurate quantitative expression

Examples of exact science in a Sentence

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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.
What defines an ultra-high net worth household isn't an exact science. — Greg Iacurci, CNBC, 22 June 2026 And cinema is not an exact science. — Daniel D'addario, Variety, 18 May 2026 Metro average The above table isn’t an exact science. — Addy Bink, The Hill, 23 Apr. 2026 But this is a stark reminder than building a team isn't an exact science, even with a gigantic payroll at or near the top of the league. — Ian Miller Outkick, FOXNews.com, 19 Apr. 2026 See All Example Sentences for exact science

Word History

First Known Use

1843, in the meaning defined above

Time Traveler
The first known use of exact science was in 1843

Rhymes for exact science

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Browse Nearby Words

exact same
exact science
exacum
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Cite this Entry

“Exact science.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exact%20science. Accessed 7 Jul. 2026.

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Medical Definition

exact science

noun
ex·​act sci·​ence ig-ˈzakt-ˈsī-ən(t)s How to pronounce exact science (audio)
: a science (as physics, chemistry, or astronomy) whose laws are capable of accurate quantitative expression
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