/ Dictionary / Index T tropeolin: Meaning and Definition of Find definitions for: tro•pe•o•lin Pronunciation: (trō-pē'u-lin), [key] — n. Chem. tropaeolin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trope tropeolin D Related Content Daily Word Quiz: draconian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language