Main Entry: cer·e·bel·lum

Pronunciation: \ˌser-ə-ˈbe-ləm, ˌse-rə-\

Function: noun

Inflected Form(s): plural cer·e·bellums or cer·e·bel·la \-ˈbe-lə\

Etymology: Medieval Latin, from Latin, diminutive of cerebrum

Date: 1543

: a large dorsally projecting part of the brain concerned especially with the coordination of muscles and the maintenance of bodily equilibrium, situated between the brain stem and the back of the cerebrum, and formed in humans of two lateral lobes and a median lobe — see brain illustration

— cer·e·bel·lar \-ˈbe-lər\ adjective