idioventricular

id·io·ven·tric·u·lar

adj \ˌid-ē-ə-ven-ˈtrik-yə-lər, -vən-\

Definition of IDIOVENTRICULAR

: of, relating to, associated with, or arising in the ventricles of the heart independently of the atria <apparent accelerated idioventricular rhythm occurred in one patient—T. J. Sullivan>