(chemistry) The univalent radical and functional group -N=O

(chemistry) any compound of general formula R-C(=NOH)NO

(organic chemistry) The nitroso derivative of urea NH₂-CONH-N=O, or any of its derivatives, many of which are pharmaceuticals

plural of nitrosourea

(organic chemistry) the nitroso derivative of benzene C₆H₅-NO; it is used to make azo compounds

(biochemistry) A nitroso derivative of cysteine, derived from the endothelium that acts as a vasorelaxant

A highly potent mutagen with molecular formula C₃H₇N₃O₂.

(inorganic chemistry) The cation NO⁺ derived from nitric oxide

(organic chemistry) Any compound of general formula >CCl-C(NO)< formed by the action of nitrosyl chloride on an alkene

(organic chemistry) Any organic compound of general formula R-S=N=O