/ Dictionary / Index B British Indian Ocean Territory: Meaning and Definition of Find definitions for: Brit'ish In'dian O'cean Ter"ritory Pronunciation: [key] a British colony in the Indian Ocean, consisting of the Chagos Archipelago. 76 sq. mi. (177 sq. km). Cap.: Diego Garcia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. British India British Isles Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language