/ Dictionary / Index E encephalotomy: Meaning and Definition of Find definitions for: en•ceph•a•lot•o•my Pronunciation: (en-sef"u-lot'u-mē), [key] — pl. -mies. surgical incision or dissection of the brain. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. encephalosis enchain Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language