/ Thesaurus / C Synonyms of cerebrospinal fluid Find synonyms for: Noun1. spinal fluid, cerebrospinal fluid, liquid body substance, bodily fluid, body fluid, humor, humourusage: clear liquid produced in the ventricles of the brain; fills and protects cavities in the brain and spinal cordWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reluctant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language