/ Thesaurus / I Synonyms of intracranial cavity Find synonyms for: Noun1. cranial cavity, intracranial cavity, cavity, bodily cavity, cavumusage: the cavity enclosed by the craniumWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language