from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An agent, condition, or other stimulus that causes stress to an organism.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An environmental condition or influence that stresses (i.e. causes stress for) an organism.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any agent that causes stress to an organism
Sorry, no etymologies found.