/ Dictionary / Index E ethnos: Meaning and Definition of Find definitions for: eth•nos Pronunciation: (eth'nos), [key] — n. an ethnic group. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ethnos (Thesaurus) ethnopharmacology ethnoscience Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language