/ Dictionary / Index U urticaceous: Meaning and Definition of Find definitions for: ur•ti•ca•ceous Pronunciation: (ûr"ti-kā'shus), [key] — adj. belonging to the Urticaceae, the nettle family of plants. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. urtext urticant Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language