/ Dictionary / Index C cerebrum: Meaning and Definition of Find definitions for: ce•re•brum Pronunciation: (su-rē'brum, ser'u-), [key] — pl. -brums, -bra the anterior and largest part of the brain, consisting of two halves or hemispheres and serving to control voluntary movements and coordinate mental actions. the forebrain and the midbrain. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cerebrum (Thesaurus) cerebrovascular accident cerecloth Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language