What is "thiazine"

n. (context organic compound English) A six-membered heterocycle containing four carbon atoms, one nitrogen and one sulfur atom, and two double bonds.

n. a compound made up of a ring of four carbon atoms and one sulfur atom and one nitrogen atom

Thiazines are organic compounds containing a ring of four carbon, one nitrogen and one sulfur atom. Chemicals that include thiazine are used for dyes, tranquilizers and insecticides.