4 entries found for tartar.
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Main Entry: 1tar·tar
Pronunciation: tärt-r
Function: noun 1: a substance consisting mostly of cream of tartar that is found in the juice of grapes and is deposited in wine casks as a reddish crust or sediment 2: a hard crust that forms on the teeth and consists of plaque that has become hardened with mineral salts (as of calcium)