a. [ Tarto- + amic. ] (Chem.) Of, pertaining to, or designating, an acid which is the primary acid amide derivative of tartaric acid. [ 1913 Webster ]
Tartarian lamb (Bot.),
a. (Chem.) Of or pertaining to tartar; derived from, or resembling, tartar. [ 1913 Webster ]
Tartaric acid. (a)