/ Dictionary / Index M magnetoencephalogram: Meaning and Definition of Find definitions for: mag•ne•to•en•ceph•a•lo•gram Pronunciation: (mag-nē"tō-en-sef'u-lu-gram"), [key] — n. a record of the magnetic field of the brain. Abbr: MEG Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. magnetoelectricity magnetofluid dynamics Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language