/ Dictionary / Index E eating disorder: Meaning and Definition of Find definitions for: eat'ing disor"der Pronunciation: [key] any of various disorders, as anorexia nervosa or bulimia, characterized by severe disturbances in eating habits. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. eating Eaton Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language