/ Thesaurus / C Synonyms of cftr Find synonyms for: Noun1. cystic fibrosis transport regulator, CFTR, mutant geneusage: the gene that is mutated in cystic fibrosisWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: garrulous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language