/ Dictionary / Index U ursine: Meaning and Definition of Find definitions for: ur•sine Pronunciation: (ûr'sīn, -sin), [key] — adj. of or pertaining to a bear or bears. bearlike. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ursine (Thesaurus) ursiform ursine dasyure 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