/ Dictionary / Index I Inner Mongolia: Meaning and Definition of Find definitions for: In'ner Mongo'lia Pronunciation: [key] an administrative division in NE China, adjoining the Mongolian People's Republic. 8,500,000; 174,000 sq. mi. (450,660 sq. km). Cap.: Hohhot. Also calledOfficial name, Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inner mission innermost Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language