/ Thesaurus / L Synonyms of luna moth Find synonyms for: Noun1. luna moth, Actias luna, saturniid, saturniid mothusage: large pale-green American moth with long-tailed hind wings and a yellow crescent-shaped mark on each forewingWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language