/ Dictionary / Index G gypsiferous: Meaning and Definition of Find definitions for: gyp•sif•er•ous Pronunciation: ( jip-sif'ur-us), [key] — adj. containing gypsum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gypseous gypsophila Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language