/ Dictionary / Index C cranio-: Meaning and Definition of Find definitions for: cranio- Pronunciation: [key] a combining form representingin compound words: craniotomy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. craniate craniocerebral Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language