Incisura

A notch. Also, an incision. I. cerebelli, one of two notches separating the hemispheres of the cerebellum, the one in front and the other behind. I. inter tragic a, the deep notch in the pinna of the ear separating the tragus and the anti-tragus. I. sant or in i, a fi ure extending in a vertical direction through the cartilage of the auditory canal.