testing

adjective

test·​ing ˈte-stiŋ How to pronounce testing (audio)
Synonyms of testingnext
: requiring maximum effort or ability
… a most difficult and testing problem.—Ernest Bevin

Synonyms of testing

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Examples of testing in a Sentence

beginning rock climbers should choose a less testing route to the summit
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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.
So a review of the principles and record of means-testing social programs is warranted. — Los Angeles Times, 21 Oct. 2021 And after several months of testing and post-testing use, this machine’s no-fuss performance has kept us stacking it night after night. — Samson McDougall, Parents, 5 Mar. 2024 In the exam, pre-testing and digital tools keep the visit moving, and patients leave with simple, plain-language recommendations. — Thomas Waller, Footwear News, 3 Sep. 2019 Our testers evaluated each Dutch oven’s performance, ease of use, durability, and value (once the retail price was revealed post-testing). — Rennie Dyball, Peoplemag, 19 Sep. 2022 See All Example Sentences for testing

Word History

First Known Use

1858, in the meaning defined above

Time Traveler
The first known use of testing was in 1858

Phrases Containing testing

Rhymes for testing

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Browse Nearby Words

testiness
testing
testing clause
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Cite this Entry

“Testing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/testing. Accessed 9 Jul. 2026.

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More from Merriam-Webster on testing

Nglish: Translation of testing for Spanish Speakers

Britannica.com: Encyclopedia article about testing

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