English Dictionary: Trional | by the DICT Development Group |
1 result for Trional | |
From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
Trional \Tri"o*nal\, n. [Pref. tri- + sulphonal; -- so called because it contains three ethyls.] (Chem.) A compound similar to sulphonal, used as a hypnotic in medicine. |