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stressor

[ stres-er, -awr ]
/ ˈstrɛs ər, -ɔr /
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noun
an activity, event, or other stimulus that causes stress.
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Origin of stressor

First recorded in 1950–55; stress + -or2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use stressor in a sentence

British Dictionary definitions for stressor

stressor
/ (ˈstrɛsə) /

noun
an event, experience, etc, that causes stress
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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