'metaphosphoric' definitions:
Definition of 'metaphosphoric'
From: GCIDE
- metaphosphoric \met`a*phos*phor"ic\, a. [Pref. meta- + phosphoric.] (Chem.) Pertaining to, or designating, a monobasic acid, HPO3, analogous to nitric acid, and, by heating phosphoric acid, obtained as a crystalline substance, commonly called {glacial phosphoric acid}. Compare the tribasic {orthophosphoric acid}. [1913 Webster +PJC]