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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The week before training camp, Mahomes met with Cooper and had to pass a stress test that included running and jumping drills to clear him for full practices. Jesse Newell, New York Times, 14 Sep. 2026 James was given the green light to return to training after a stress test administered a couple of months later showed no signs of the condition. Steve Reaven, Chicago Tribune, 11 Sep. 2026 The era became a stress test of the system of checks and balances as Congress and the White House sparred — and ultimately led to the president’s impeachment. Lisa Mascaro, Los Angeles Times, 9 Sep. 2026 The era became a stress test of the system of checks and balances as Congress and the White House sparred — and ultimately led to the president's impeachment. ABC News, 9 Sep. 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 Sep. 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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