The Collaborative International Dictionary
Trisnitrate
Trisnitrate \Tris*ni"trate\, n. [Gr. ? thrice + E. nitrate.] (Chem.) A nitrate formed from three molecules of nitric acid; also, less properly, applied to certain basic nitrates; as, trisnitrate of bismuth.
Wiktionary
trisnitrate
n. 1 (context chemistry English) A nitrate formed from three molecules of nitric acid. 2 (context chemistry proscribed English) A basic nitrate.