/ Dictionary / Index P phytosuccivorous: Meaning and Definition of Find definitions for: phy•to•suc•civ•o•rous Pronunciation: (fī"tō-suk-siv'ur-us), [key] — adj. feeding on sap, as certain sucking insects. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. phytosterol phytotoxic Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language