/ Dictionary / Index S stannous chloride: Meaning and Definition of Find definitions for: stan'nous chlo'ride Pronunciation: [key] — Chem. Chem. a white, crystalline, water-soluble solid, SnCl&multiplydot;2HO, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. stannous stannous fluoride Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language