stressor: meaning, definition, pronunciation and examples
C1Neutral to Formal. Common in academic, psychological, medical, and workplace discourse; less frequent in casual conversation.
Quick answer
What does “stressor” mean?
Something that causes mental or physical stress.
Audio
Pronunciation
Definition
Meaning and Definition
Something that causes mental or physical stress; a source of pressure or anxiety.
In psychology and biology, a stressor is any event, situation, or external stimulus that triggers a stress response in an organism, disrupting homeostasis. This can range from acute events (e.g., a loud noise) to chronic conditions (e.g., financial pressure). In linguistics/phonology, it can refer to a syllable or word that receives strong emphasis or stress in speech.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or spelling. Usage is consistent across both varieties.
Connotations
Slightly more clinical/psychological in everyday British use; slightly more common in American workplace/self-help contexts.
Frequency
Slightly higher relative frequency in American English, correlating with the greater cultural focus on 'stress management' in popular discourse.
Grammar
How to Use “stressor” in a Sentence
[NOUN] is a stressor for [PERSON/GROUP][PERSON] experiences/encounters/faces [DETERMINER] stressorto identify/eliminate/reduce [DETERMINER] stressorVocabulary
Collocations
Usage
Meaning in Context
Business
Refers to factors like tight deadlines, high workload, or organisational change that impact employee wellbeing and productivity.
Academic
Used in psychology, medicine, and environmental science to denote stimuli that provoke a measurable stress response in subjects or systems.
Everyday
Commonly used to discuss sources of personal anxiety, e.g., 'Commuting is a real stressor for me.'
Technical
In phonetics, a syllable that bears linguistic stress. In biology, any environmental factor that challenges an organism's homeostasis.
Watch out
Common Mistakes When Using “stressor”
- Using 'stressor' as a synonym for general 'stress' (state) rather than the cause. Incorrect: 'I feel a lot of stressor.' Correct: 'I feel a lot of stress. Work is a major stressor.'
- Misspelling as 'stresser' (though this informal variant exists, 'stressor' is standard).
FAQ
Frequently Asked Questions
No. 'Stress' is the resulting state of mental or emotional strain. A 'stressor' is the specific cause or source that produces that stress.
Yes, in psychology, 'eustressors' are positive stressors (like getting married or a promotion) that still require adaptation and can trigger a stress response, albeit often with positive outcomes.
It is a standard term in psychology, psychiatry, and medicine to clinically identify factors contributing to stress-related conditions, making it appropriate in both formal and informal contexts.
You can say: 'The constant threat of layoffs has become a chronic stressor for the entire department,' or 'I'm trying to minimise workplace stressors by delegating tasks more effectively.'
Something that causes mental or physical stress.
Stressor: in British English it is pronounced /ˈstres.ə(r)/, and in American English it is pronounced /ˈstres.ɚ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “The straw that breaks the camel's back (for a final, cumulative stressor)”
Learning
Memory Aids
Mnemonic
Think: STRESSOR = STRESS + OR (a thing or person that does something). It's the 'actor' that delivers stress.
Conceptual Metaphor
STRESSOR IS A BURDEN / WEIGHT ('carry the stressor', 'weighed down by stressors'), STRESSOR IS AN ATTACKER / AGGRESSOR ('under siege from stressors', 'fend off stressors').
Practice
Quiz
In which context is 'stressor' LEAST likely to be used appropriately?