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.
When the stressor, such as the Wimbledon championship, is gone, dopamine levels can then drop, and the nervous system is left to recalibrate. Brook Choulet, Forbes.com, 16 July 2025 Shortly after, the full moon in Capricorn highlights your second house of money, comfort and values, putting a spotlight on financial stressors, spending habits and your earning capabilities. Valerie Mesa, People.com, 8 July 2025 These changes, researchers warn, may be linked to broader environmental, nutritional and societal stressors that are yet to be fully understood. Daniella Gray, MSNBC Newsweek, 7 July 2025 Policymakers should look into more strategies to not only cool cows but reduce stressors, like confinement and calf separation. Stephanie Edwards, Discover Magazine, 7 July 2025 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

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Cite this Entry

“Stressor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stressor. Accessed 22 Jul. 2025.

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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