/ Thesaurus / C Synonyms of central sulcus Find synonyms for: Noun1. fissure of Rolando, Rolando's fissure, central sulcus, sulcus centralis, sulcususage: a brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language