cerebellum

cer·e·bel·lum   (sěr'ə-běl'əm)    n.   pl. cer·e·bel·lums or cer·e·bel·la (-běl'ə) The trilobed structure of the brain, lying posterior to the pons and medulla oblongata and inferior to the occipital lobes of the cerebral hemispheres, that is responsible for the regulation and coordination of complex voluntary muscular movement as well as the maintenance of posture and balance. [Medieval Latin, from Latin, diminutive of cerebrum, brain; see ker-1 in Indo-European roots.] cer'e·bel'lar (-běl'ər) adj.

cerebellum [(ser-uh-bel-uhm)]

The part of the brain that helps control muscle coordination.

cerebellum 

Main Entry: cer·e·bel·lum
Pronunciation: "ser-&-'bel-&m
Function: noun
Inflected Form: plural cerebellums or cer·e·bel·la /-'bel-&/
: a large dorsally projecting part of the brain concerned especially with the coordination of muscles and the maintenanceof 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

cerebellum cer·e·bel·lum (sěr'ə-běl'əm)
n. pl. cer·e·bel·lums or cer·e·bel·la (-běl'ə)
The trilobed structure of the brain, lying posterior to the pons and medulla oblongata and inferior to the occipital lobes of the cerebral hemispheres, responsible for the regulation and coordination of complex voluntary muscular movement and the maintenance of posture and balance.

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cer'e·bel'lar (-běl'ər) adj.

cerebellum   (sěr'ə-běl'əm)  Pronunciation Key  Plural cerebellums or cerebella The part of the vertebrate brain that is located below the cerebrum at the rear of the skull and that coordinates balance and muscle activity. In mammals, the cerebellum is made up of two connecting hemispheres that consist of a core of white matter surrounded by gray matter.