'Pyrotartaric' definitions:
Definition of 'Pyrotartaric'
From: GCIDE
- Pyrotartaric \Pyr`o*tar*tar"ic\, a. [Pyro- + tartaric.] (Chem.) Pertaining to, or designating, an acid obtained as a white crystalline substance by the distillation of tartaric acid. [1913 Webster]