stressor

noun

stress·​or ˈstre-sər How to pronounce stressor (audio) -ˌsȯr How to pronounce stressor (audio)
: a stimulus that causes stress

Examples of stressor in a Sentence

Credit card debt is a major stressor in her life.
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.
Rising costs remain the industry’s key stressor and is limiting operator margins. Pamela McLoughlin, Hartford Courant, 13 Feb. 2026 Many people don’t realize that cold weather works as a stressor, much like extreme heat does. Morayo Ogunbayo, AJC.com, 13 Feb. 2026 Like any other pet, betta fish can get sick, and this can be due to anything from poor water quality to other stressors, or something more serious. Sierra Leone Starks, Parents, 10 Feb. 2026 The program offers participants toolkits to manage workplace problems and tackle everyday stressors. Matthew Kayser, USA Today, 10 Feb. 2026 See All Example Sentences for stressor

Word History

First Known Use

1950, in the meaning defined above

Time Traveler
The first known use of stressor was in 1950

Browse Nearby Words

Cite this Entry

“Stressor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stressor. Accessed 15 Feb. 2026.

Medical Definition

stressor

noun
stress·​or ˈstres-ər How to pronounce stressor (audio) -ˌȯ(ə)r How to pronounce stressor (audio)
: a stimulus that causes stress
psychological stressors
Last Updated: - Updated example sentences
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