/ Dictionary / Index M menorrhea: Meaning and Definition of Find definitions for: men•or•rhe•a Pronunciation: (men"u-rē'u), [key] — n. Physiol. menstrual flow. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: menorrhea (Thesaurus) menorrhagia menoschesis Related Content Daily Word Quiz: supercilious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language