/ Dictionary / Index T thiosinamine: Meaning and Definition of Find definitions for: thi•o•sin•am•ine Pronunciation: (thī"u-si-nam'in, -sin'u-mēn"), [key] — n. Chem. a white, crystalline, water-soluble, bitter-tasting powder, CHNS, occurring in mustard oil: used chiefly in organic synthesis. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. thio salt thiosulfate Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language