The Collaborative International Dictionary
Bihydroguret
Bihydroguret \Bi`hy*drog"u*ret\, n. [Pref. bi- + hydroguret.] (Chem.) A compound of two atoms of hydrogen with some other substance. [Obs.] [1913 Webster] ||
Wiktionary
bihydroguret
n. (context chemistry obsolete English) A compound of two atoms of hydrogen with some other substance.