/ Dictionary / Index D Dominican Republic: Meaning and Definition of Find definitions for: Domin'ican Repub'lic Pronunciation: [key] a republic in the West Indies, occupying the E part of the island of Hispaniola. 4,835,000; 19,129 sq. mi. (49,545 sq. km). Cap.: Santo Domingo. Formerly, Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Dominican Dominick Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language