test·​ing | \ ˈte-stiŋ How to pronounce testing (audio) \

Definition of testing

: requiring maximum effort or ability a most difficult and testing problem— Ernest Bevin

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Examples of testing in a Sentence

beginning rock climbers should choose a less testing route to the summit

Recent Examples on the Web

And investors expect a more testing economic climate. The Economist, "More market volatility seems likely," 28 Mar. 2018 Slavisa Jokanovic's men have arguably been handed the most testing start to the Championship season, with the opening five games coming against clubs which at the start of the campaign were banded to finish within the top eight, at least. SI.com, "Why Fulham Fans Should Not Worry About the Whites' 1-0 Loss to Sheffield Wednesday at the Cottage," 21 Aug. 2017 Testing officers need special permission to enter these cities, which delays and in some cases prevents testing. Michael Powell, New York Times, "In Russian Doping Scandal, Time for a Punishment to Fit the Crime," 16 June 2016

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.

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First Known Use of testing

1858, in the meaning defined above

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Statistics for testing

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Time Traveler for testing

The first known use of testing was in 1858

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English Language Learners Definition of testing

: difficult to deal with

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Comments on testing

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


concealment of treason or felony

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