| bitartrate | (n) an acid tartrate; a hydrogen tartrate |
| cream of tartar | (n) a salt used especially in baking powder, Syn. potassium hydrogen tartrate, tartar, potassium bitartrate |
| Bitartrate | n. (Chem.) A salt of tartaric acid in which the base replaces but half the acid hydrogen; an acid tartrate, as cream of tartar. [ 1913 Webster ] |