# stressor

> English word · Noun · frequency rank #59,051

## Definitions
1. An environmental condition or influence that stresses (i.e. causes stress for) an organism.

## Etymology
From stress + -or.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/stressor