simple past tense and past participle of intern

(video games) Initialism of massively multiplayer online game. / (aviation) Maximum operating Mach number; the Mach number which an aircraft should not exceed in the course of routine operation.

A collection of things or people united as a group. / The action of the verb to group. / Shot grouping.

A form of celery, Apium graveolens, having an aromatic taproot eaten as a vegetable.