dinitro-o-cresol

noun
di·​ni·​tro-o-cre·​sol | \ ˌdī-ˌnī-trō-ˌō-ˈkrē-ˌsȯl, -ˌsōl How to pronounce dinitro-o-cresol (audio) \
variants: also dinitro-ortho-cresol \ -​ˌȯr-​thō-​ How to pronounce dinitro-ortho-cresol (audio) \

Medical Definition of dinitro-o-cresol

: a yellow crystalline compound C7H6N2O5 used especially as an insecticide and herbicide

called also DNOC