from The American Heritage® Dictionary of the English Language, 4th Edition
- n. 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.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Part of the hindbrain in vertebrates. In humans it lies between the brainstem and the cerebrum. It plays an important role in sensory perception, motor output, balance and posture.
from the GNU version of the Collaborative International Dictionary of English
- n. The large lobe of the hind brain in front of and above the medulla; the little brain. It controls combined muscular action. See brain.
from The Century Dictionary and Cyclopedia
- n. The little brain or hind-brain of a vertebrate animal; a lobe of the brain developed on the dorsal side of the cerebrospinal axis, between the corpora quadrigemina in front and the medulla oblongata behind, and forming part of the roof of the fourth ventricle.
- n. In Insecta, the subesophageal ganglion, situated in the lower part of the head, and connected with the supra-esophageal ganglion or cerebrum by two nerve-chords surrounding the gullet
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a major division of the vertebrate brain; situated above the medulla oblongata and beneath the cerebrum in humans
Medieval Latin, from Latin, diminutive of cerebrum, brain; see ker-1 in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)