/ Dictionary / Index I Indo-Iranian: Meaning and Definition of Find definitions for: In•do-I•ra•ni•an Pronunciation: (in'dō i-rā'nē-un, -i-rä'-, -ī-rā'-), [key] — n. a branch of the Indo-European family of languages, including the Indic and Iranian subgroups. —adj. of or belonging to Indo-Iranian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: indo-iranian (Thesaurus) Indo-Hittite indole Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language