quan·​ti·​fy | \ ˈkwän-tə-ˌfī How to pronounce quantify (audio) \
quantified; quantifying

Definition of quantify

transitive verb

1a(1) : to limit by a quantifier
(2) : to bind by prefixing a quantifier
b : to make explicit the logical quantity of
2 : to determine, express, or measure the quantity of

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Other Words from quantify

quantifiable \ ˌkwän-​tə-​ˈfī-​ə-​bəl How to pronounce quantifiable (audio) \ adjective

Examples of quantify in a Sentence

It is difficult to quantify intelligence. Doctors have quantified the risks of smoking cigarettes. It is impossible to quantify the number of Web sites on the Internet.
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Recent Examples on the Web

Those that clear this cut off are all highly qualified; at that point, a committee of scientists in their field looks at intangibles and other hard-to-quantify aspects of the applicants' research careers. John Timmer, Wired, "Scientists Avoid Bias When They Know They're Being Tested," 1 Sep. 2019 Bidegain said officials can't quantify how many large groups agents encountered so far this year. Rafael Carranza, azcentral, "Large groups of migrants stop crossing at the Arizona-Mexico border," 19 Aug. 2019 But the role of warspeak in today’s society isn’t as easily quantified as a military budget or body count. Robert Myers, Quartz, "“Warspeak” has infiltrated everyday American English," 8 Aug. 2019 These are correlations, since the study did not quantify or estimate what bees or other insects are actually exposed to. National Geographic, "Insect 'apocalypse' in U.S. driven by 50x increase in toxic pesticides," 6 Aug. 2019 The Oregonian/OregonLive reported in May that state officials can’t quantify how many adults with developmental disabilities lack a voice in their own health care. oregonlive.com, "New Oregon law ensures medical decisions can be made for adults with developmental disabilities," 2 July 2019 The scary headlines, on top of the global trade war, open a Pandora's box of outcomes that investors can't easily quantify. Matt Egan, CNN, "Big Tech was the heart of the bull market. Now it's under fire," 4 June 2019 By quantifying these responses, algorithms could learn to pick up patterns from uploaded videos. Sidney Fussell, The Atlantic, "Medical Researchers Want Your YouTube Videos," 9 Sep. 2019 States with similar laws: 7 Impact: Hard to measure, partly because of the difficulty in quantifying deterrence. Robert Salonga, The Mercury News, "Analysis: Impact of key California gun laws," 11 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quantify.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of quantify

1627, in the meaning defined at sense 2

History and Etymology for quantify

Medieval Latin quantificare, from Latin quantus how much

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Statistics for quantify

Last Updated

7 Oct 2019

Look-up Popularity

Time Traveler for quantify

The first known use of quantify was in 1627

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More Definitions for quantify



English Language Learners Definition of quantify

formal : to find or calculate the quantity or amount of (something)

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Spanish Central: Translation of quantify

Comments on quantify

What made you want to look up quantify? Please tell us where you read or heard it (including the quote, if possible).


a topic to which one constantly reverts

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