(organic chemistry) A six-membered saturated heterocycle containing three carbon atoms, two nitrogen atoms and one oxygen atom; any derivative of this compound

(organic chemistry) Describing any heterocycle having one or more oxygen atoms in the ring

(organic chemistry, especially in combination) Any univalent radical derived from an oxadiazole

(organic chemistry) Any of several isomeric seven-membered, unsaturated heterocycles containing four carbon atoms, two nitrogen atoms, one oxygen atoms and three double bonds

(organic chemistry) A derivative of cephem in which an oxygen atom has been substituted for sulfur; the basis for a group of antibiotics

Archaic form of oxyacid.

plural of oxacid

A particular kind of anti-inflammatory drug that is used to treat osteoarthritis.

(organic chemistry) An unsaturated six-membered heterocycle having three carbon atoms, one oxygen atom, two nitrogen atoms and two double bonds

plural of oxadiazine