/ Dictionary / Index H hypophosphoric: Meaning and Definition of Find definitions for: hy•po•phos•phor•ic Pronunciation: (hī"pu-fos-fôr'ik, -for'-), [key] — adj. of or derived from hypophosphoric acid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hypophosphite hypophosphoric acid Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language