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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Sodium-ion battery safety with extreme stress test results The Chinese company has also outlined new safety validation results for its sodium-ion battery program, saying internal tests show the cells can tolerate extreme stress scenarios. Bojan Stojkovski, Interesting Engineering, 21 Mar. 2026 The foundations are not just solid — they were specifically designed for this kind of stress test. Mohammed Sergie, semafor.com, 17 Mar. 2026 However, Goldman Sachs and Wells Fargo are well capitalized, as seen in the results from the Fed’s stress test last summer. Morgan Chittum, CNBC, 15 Mar. 2026 The ones that have earned a rightful long-term place in my quiver are the ones that obsess over seam taping, stress test their zippers, and refine fabrication choices with rigorous field testing. Todd Plummer, Robb Report, 25 Feb. 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

Browse Nearby Words

Cite this Entry

“Stress test.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stress%20test. Accessed 29 Mar. 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)
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster