A preparation containing not less than 71.2% of stannous tin and not less than 22.3% nor more than 25.5% of fluoride; used as a prophylactic against caries in dentistry. ... (05 Mar 2000) ... 
a compound used in prevention of dental caries, applied topically to the teeth.
Type: Term Pronunciation: stan′ŭs flūr′īd Definitions: 1. A preparation containing not less than 71.2% of stannous tin and not less than 22.3% nor more than 25.5% of fluoride; used in dentistry as a prophylactic against caries.
[n] - a white powder that is used to fluoridate toothpaste
noun a white powder that is used to fluoridate toothpaste
a white, crystalline powder, SnF, slightly soluble in water: used as a source of fluorine in the prevention of dental caries, esp. as a toothpaste additive. Also called