/ Dictionary / Index A Altai: Meaning and Definition of Find definitions for: Al•tai Pronunciation: (al'tī Russ. ul&sylptī'), [key] — n. a territory of the Russian Federation in central Asia. 2,675,000; 101,000 sq. mi. (261,700 sq. km). Cap.: Barnaul. Al•tai Pronunciation: (al'tī), [key] — pl. -tais, -tai a member of a grouping of peoples living mainly in the Gorno-Altai Autonomous Region of the Russian Federation. the Turkic language of the Altai. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Altadena Altaic Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language