ar·so·nate I. \ˈärsənˌāt, -_ə̇t\noun (-s) Etymology:arsonic + -ate : a salt or ester of an arsonic acid II. \-ˌāt\transitive verb (-ed/-ing/-s) Etymology:arson- + -ate : to introduce the arsono group into : convert into an arsonic acid or derivative • ar·so·na·tion\ˌ ̷ ̷ ̷ ̷ˈāshən\noun-s