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[stres-er, -awr]
an activity, event, or other stimulus that causes stress.
Source: Dictionary.com


A stressor is a chemical or biological agent, environmental condition, external stimulus or an event that causes stress to an organism. An event that triggers the stress response may include: environmental stressors (hypo or hyper-thermic temperatures, elevated sound levels, over-illumination, overcrowding); daily stress ...


Stressor definition, an activity, event, or other stimulus that causes stress. See more.


Define stressor: a stimulus that causes stress — stressor in a sentence.


Jul 21, 2012 ... Check to see how many of these life stressors you have experienced in the last year and find out just how high your stress levels are.


Two broad categories of stressors. A stressor is anything that causes the release of stress hormones. There are two broad categories of stressors: Physiological ( or physical) stressors and Psychological Stressors. Physiological (or physical) stressors. These are stressors that put strain on our body?(i.e.: very cold/hot ...


Definition of stressor: Physical, psychological, or social force that puts real or perceived demands on the body, emotions, mind, or spirit of an individual.


Feb 11, 2018 ... Learn what you need to know about stressors, how they are distinct from stress itself, and how to effectively manage stressors in your life.


stressor definition: something that causes stress (= great worry or emotional difficulty): . Learn more.


English[edit]. Etymology[edit]. From stress + -or. Noun[edit]. stressor (plural stressors). (psychology, biology) An environmental condition or influence that stresses (i.e. causes stress for) an organism. quotations ▽. 1997, Edward M. Hallowell, When You Worry About the Child You Love (page 162). These children are ...