rhoptry


rhop·try

, pl.

rhop·tries

(rōp'trē, -trēs), Electron-dense club-shaped, tubular or saccular organelles, extending back from the anterior end of sporozoites and other stages of certain sporozoans in the subphylum Apicomplexa. Synonym(s): paired organelles, toxoneme [G. rhopalon, club]