ˈakˌsēm, -_sə̇m noun
( -s )
Etymology: International Scientific Vocabulary ox- (I) + -ime (from imide ); originally formed in German
: any of a class of compounds obtained chiefly by the action of hydroxylamine on aldehydes and ketones and characterized by the grouping >C . NOH in which the isonitroso group replaces the oxygen of the carbonyl group — compare benzaldoxime