/ Thesaurus / C Synonyms of coaxial cable Find synonyms for: Noun1. coaxial cable, coax, coax cable, cable, line, transmission lineusage: a transmission line for high-frequency signalsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language