/ Dictionary / Index T Tuva Autonomous Republic: Meaning and Definition of Find definitions for: Tu'va Auton'omous Re•pub'lic Pronunciation: (t'vu), [key] an autonomous republic in the Russian Federation in Asia: formerly an independent republic in Mongolia. 309,000; 65,810 sq. mi. (170,500 sq. km).Cap.:Kyzyl. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Tuva Tuvalu Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language