/ Thesaurus / S Synonyms of starting signal Find synonyms for: Noun1. starting signal, start, signal, signaling, signusage: a signal to begin (as in a race); "the starting signal was a green light"; "the runners awaited the start"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language