from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Originating in the mind or in mental or emotional processes; having a psychological rather than a physiological origin. Used of certain disorders.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. originating from or caused by state of mind; having a psychological rather than a physiological cause
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. mental or emotional rather than physiological in origin
- adj. of or relating to the psychological cause of a disorder
psycho- + -genic? (Wiktionary)