/ Dictionary / Index A anhedonia: Meaning and Definition of Find definitions for: an•he•do•ni•a Pronunciation: (an"hē-dō'nē-u), [key] — n. Psychol. lack of pleasure or of the capacity to experience it. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: anhedonia (Thesaurus) anharmonic ratio anhedral Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language