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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However, a pair of hot inflation reports and the resulting rise in interest rates represent fresh risks for the market rally and requires investors to put their portfolios through a stress test. Zev Fima, CNBC, 13 May 2026 The energy stress test needs to become a regular part of corporate risk management. Victor Nian, Fortune, 10 May 2026 But after realizing how powerful its latest update was, Anthropic moved to keep it from the public and turn it into a cybersecurity stress test. Julia Press, Bloomberg, 23 Apr. 2026 Detroit should win this series handily, but watching the Pistons’ offense (particularly their outside shooting) get a stress test will be interesting. Andrew Greif, NBC news, 17 Apr. 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 17 May. 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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