diazole
(noun)
noun
1. (organic chemistry) Either of two unsaturated heterocycles consisting of a five-membered ring containg three carbon atoms, two nitrogen atoms and two double bonds - namely pyrazole and imidazole
(noun)
1. (organic chemistry) Either of two unsaturated heterocycles consisting of a five-membered ring containg three carbon atoms, two nitrogen atoms and two double bonds - namely pyrazole and imidazole