/ Dictionary / Index D diborane: Meaning and Definition of Find definitions for: di•bo•rane Pronunciation: (dī-bôr'ān, -bōr'-), [key] — n. Chem. a colorless gas with an unpleasant odor, BH, used in the synthesis of organic boron compounds as a dope to introduce boron and as a polymerization catalyst for ethylene. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. D'Iberville dibrach Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language