/ Dictionary / Index B boracite: Meaning and Definition of Find definitions for: bo•ra•cite Pronunciation: (bôr'u-sīt", bōr'-), [key] — n. a strongly pyroelectric mineral, a borate and chloride of magnesium, MgClBO, occurring in white or colorless cubic crystals or fine-grained masses. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. boracic borage Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language