We found 25 dictionaries that define the word stressor:

General (15 matching dictionaries)

1. stressor: Merriam-Webster
2. stressor: Oxford Learner's Dictionaries
3. stressor: American Heritage Dictionary of the English Language
4. stressor: Collins English Dictionary
5. stressor: Vocabulary.com
6. stressor: Wordnik
7. stressor: Wiktionary
8. stressor: Webster's New World College Dictionary, 4th Ed.
9. stressor: Infoplease Dictionary
10. stressor: Dictionary.com
11. Stressor: Wikipedia, the Free Encyclopedia
12. stressor: Rhymezone
13. stressor: FreeDictionary.org
14. stressor: Mnemonic Dictionary
15. stressor: TheFreeDictionary.com

Business (2 matching dictionaries)

16. stressor: Legal dictionary
17. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

18. stressor: Encyclopedia

Medicine (5 matching dictionaries)

19. stressor: Merriam-Webster Medical Dictionary
20. Dorland's Illustrated Medical Dictionary (No longer online)
21. GI Disorders (No longer online)
22. Terms in the field of Psychiatry and Neurology (No longer online)
23. stressor: Medical dictionary

Miscellaneous (1 matching dictionary)

24. stressor: Idioms

Science (1 matching dictionary)

25. Glossary of Avian Terms For Use in Avian Conservation Biology (No longer online)

(Note: See stressors as well.)

Definitions from Wiktionary (stressor) ▸ noun:  (psychology, biology) An environmental condition or influence that stresses (i.e. causes stress for) an organism. Similar: stressee, stress, genostress, ecotoxicity, mitostress, biomedicine, hydrodynamism, biostimulator, strain, ergotropy, more... Opposite: buffer, cushion, shock absorber Types: physical, psychological, environmental, social, financial, workload, time pressure, interpersonal, intrapersonal, intergroup, more... Adjectives: major, psychosocial, environmental, acute, traumatic, specific, particular, potential, psychological, significant, same Colors:     red,     black,     gray,     dark blue,     brown, more... ▸ Words similar to stressor ▸ Usage examples for stressor ▸ Idioms related to stressor ▸ Wikipedia articles (New!) ▸ Popular adjectives describing stressor ▸ Words that often appear near stressor ▸ Rhymes of stressor ▸ Invented words related to stressor