test·​ing ˈte-stiŋ How to pronounce testing (audio)
: requiring maximum effort or ability
a most difficult and testing problemErnest Bevin

Example Sentences

beginning rock climbers should choose a less testing route to the summit
Recent Examples on the Web There will likely be more testing now that Hamlin is no longer intubated, Dr. Feinstein says. Korin Miller, SELF, 6 Jan. 2023 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 The animated story of a cosmetics research rabbit had millions of views on social media and gathered more than 1.3 million signatures for anti-testing legislation in Mexico. Lindsey Mcginnis, The Christian Science Monitor, 19 Oct. 2021 So a review of the principles and record of means-testing social programs is warranted. Los Angeles Times, 21 Oct. 2021 The debate among Democrats has cut across typical ideological lines, with centrist and moderate Democrats lining up in favor and against means-testing elements of the bill. Andrew Duehren, WSJ, 12 Oct. 2021 There were only 40 lucky guests invited—two of whom unluckily could not attend after pre-testing positive for Covid—to what was effectively the launch of Marcelo Burlon’s new charitable foundation this July. Luke Leitch, Vogue, 7 Sep. 2021 The agency also advises mask wearing, pre-testing and quarantining after disembarking. Laurie Werner, Forbes, 31 Aug. 2021 In gathering responses, a variety of quality control measures were employed, including questionnaire pre-testing and validation. oregonlive, 22 May 2021 See More

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

Word History

First Known Use

1858, in the meaning defined above

Time Traveler
The first known use of testing was in 1858

Dictionary Entries Near testing

Cite this Entry

“Testing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/testing. Accessed 21 Mar. 2023.

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