Any chemical compound with a molecular structure consisting of four atoms of carbon and two of nitrogen, arranged in a ring; esp., any of the three isomeric compounds having the formula C4H4N2
A compound containing a benzene ring in which two of the carbon atoms have been replaced by nitrogen atoms, especially any of three isomers having the composition C4 H4 N2 .
Origin of diazine
- diaz(o) –ine
From American Heritage Dictionary of the English Language, 5th Edition