/ Dictionary / Index B Boothia: Meaning and Definition of Find definitions for: Boo•thi•a Pronunciation: (b'thē-u), [key] — n. a peninsula in N Canada: the northernmost part of the mainland of North America; former location of the north magnetic pole. a gulf between this peninsula and Baffin Island. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bootheel boot hill Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language