/ Dictionary / Index T Transcaucasia: Meaning and Definition of Find definitions for: Trans•cau•ca•sia Pronunciation: (trans"kô-kā'zhu, -shu), [key] — n. a region in SE Europe, S of the Caucasus Mountains, between the Black and Caspian seas: constituted a republic 1922–36area now includes the republics of Armenia, Azerbaijan, and Georgia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: transcaucasia (Thesaurus) transcalent transceiver Related Content Daily Word Quiz: miscreant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language