stress test

noun

: an electrocardiographic test of heart function before, during, and after a controlled period of increasingly strenuous exercise (as on a treadmill)

Examples of stress test in a Sentence

Recent Examples on the Web
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Right now, across 16 host cities, the World Cup is serving as a live stress test for the next generation of AI public safety technology. Alison Coleman, Forbes.com, 21 June 2026 Still, trade associations will ask regulators to further eliminate overlap between the new rules and two separate sets of capital requirements that are imposed on systemically important banks and as part of the Federal Reserve’s annual stress test. Eleanor Mueller, semafor.com, 18 June 2026 This article explores the advantages of filmmakers keeping a foot in the theatre world, which can offer both unique audience building opportunities and creative stress tests for your scripts. Dana Harris-Bridson, IndieWire, 10 June 2026 This outbreak is a stress test — and right now, despite recent progress, the world is failing. Tom Frieden, STAT, 6 June 2026 See All Example Sentences for stress test

Word History

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of stress test was in 1955

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Cite this Entry

“Stress test.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stress%20test. Accessed 26 Jun. 2026.

Medical Definition

stress test

noun
: an electrocardiographic test of heart function before, during, and after a controlled period of increasingly strenuous exercise (as on a treadmill)
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