follow Dictionary.com

What's the "een" in Halloween?

triazine

[trahy-uh-zeen, -zin, trahy-az-een, -in] /ˈtraɪ əˌzin, -zɪn, traɪˈæz in, -ɪn/
noun, Chemistry
1.
any of a group of three compounds containing three nitrogen and three carbon atoms arranged in a six-membered ring and having the formula C 3 H 3 N 3 .
2.
any of a number of their derivatives.
Origin
1890-1895
1890-95; tri- + azine
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for triazine

triazine

/ˈtraɪəˌziːn; -zɪn; traɪˈæziːn; -zɪn/
noun
1.
any of three azines that contain three nitrogen atoms in their molecules. Formula: C3H3N3
2.
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
Cite This Source

Word of the Day

Difficulty index for triazine

Few English speakers likely know this word

Word Value for triazine

17
18
Scrabble Words With Friends