/ Dictionary / Index O oedema: Meaning and Definition of Find definitions for: oe•de•ma Pronunciation: (i-dē'mu), [key] — pl. -ma•ta edema. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oedema (Thesaurus) OED oedipal 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