/ Dictionary / Index F fluoboric acid: Meaning and Definition of Find definitions for: flu'obo'ric ac'id Pronunciation: [key] — Chem. Chem. a clear, colorless liquid, HBF, that ionizes abundantly in solution, used chiefly in the synthesis of fluoborates. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fluoboric fluophosphate Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language