/ Dictionary / Index S spinose: Meaning and Definition of Find definitions for: spi•nose Pronunciation: (spī'nōs, spī-nōs'), [key] — adj. full of spines; spiniferous; spinous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: spinose (Thesaurus) spinor spinous Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language