Illustrated Glossary of Organic Chemistry

Oxime: A functional group consisting of a hydroxyl group bonded to the nitrogen atom of an imine, or a molecule containing this functional group. An oxime derived from an aldehyde is called an aldoxime. An oxime derived from a ketone is called a ketoxime.

Generic oxime structure
Cyclohexanone oxime (a ketoxime)
The oxime is shown in red