crus

crus

noun \ˈkrüs, ˈkrəs\

plural cru·ra \ˈkru̇(ə)r-ə\

Definition of CRUS

1

: the part of the hind limb between the femur or thigh and the ankle or tarsus : shank

2

: any of various anatomical parts likened to a leg or to a pair of legs: as a : either of the diverging proximal ends of the corpora cavernosa b : the tendinous attachments of the diaphragm to the bodies of the lumbar vertebrae forming the sides of the aortic opening—often used in plural c crura pl : the peduncles of the cerebrum—called also crura cerebri d crura pl : the peduncles of the cerebellum e crura pl : the posterior pillars of the fornix—called also crura fornicis f (1) : a long bony process of the incus that articulates with the stapes; also : a shorter one projecting from the body of the incus perpendicular to this (2) : either of the two bony processes forming the sides of the arch of the stapes