The Collaborative International Dictionary
cyanuric
Pyrouric \Pyr`o*["u]"ric\, a. [Pyro- + uric.] (Old Chem.) Pertaining to, or designating, an acid now called cyanuric acid. See Cyanuric.
Wiktionary
cyanuric
a. (context chemistry English) Of, related to, or derived from cyanuric acid.