any organic compound having a six-membered ring containing at least one nitrogen atom
See also diazine, triazine
azine in American English
(ˈæzin; ˈeɪˌzin; ˈæzɪn)
noun
any of a group of organic chemical compounds with a 6-membered ring containing one or more nitrogen atoms: the groupconsists of the diazines, triazines, etc.