/ Dictionary / Index H homoplasy: Meaning and Definition of Find definitions for: ho•mop•la•sy Pronunciation: (hu-mop'lu-sē, hō'mu-plas"ē, -plā"sē, hom'u-), [key] — n. Biol. correspondence in form or structure, owing to a similar environment. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. homophony homoploid Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language