/ Dictionary / Index H homologue: Meaning and Definition of Find definitions for: ho•mo•logue Pronunciation: (hō'mu-lôg", -log", hom'u-), [key] — n. something homologous. any member of a homologous series of organic compounds: Ethane is a homologue of the alkane series. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. homolographic projection homologumena 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