Breadcrumb Home > Dictionary > Index A amoeba: Meaning and Definition of Find definitions for: a•moe•ba Pronunciation: (u-mē'bu), [key] — pl. -bas, -bae ameba. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: amoeba (Thesaurus) amobarbital amoebaean ✖ Related Content Daily Word Quiz: donnybrook Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language