The Collaborative International Dictionary of English v.0.48:
Cerebellar \Cer`e*bel"lar\, Cerebellous \Cer`e*bel"lous\, a. (Anat.) of or pertaining to the cerebellum; as, the cerebellar artery. [1913 Webster]WordNet (r) 3.0 (2006):
cerebellar adj 1: relating to or associated with the cerebellum; "cerebellar artery"