[trahy-uh-zeen, -zin, trahy-az-een, -in]

noun Chemistry.

any of a group of three compounds containing three nitrogen and three carbon atoms arranged in a six-membered ring and having the formula C3H3N3.
any of a number of their derivatives.

Origin of triazine

First recorded in 1890–95; tri- + azine Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for triazine


triazin (ˈtraɪəzɪn, traɪˈæzɪn)


any of three azines that contain three nitrogen atoms in their molecules. Formula: C 3 H 3 N 3
any substituted derivative of any of these compounds
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012