Medical Definition of cerebellum
plural cer·e·bellums or cer·e·bel·la \-ˈbel-ə\play
: 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
Seen and Heard
What made you want to look up cerebellum? Please tell us where you read or heard it (including the quote, if possible).