/ Thesaurus / S Synonyms of short wave Find synonyms for: Noun1. short wave, radio wave, radio emission, radio radiationusage: a radio wave with a wavelength less than 100 meters (a frequency greater than 3 megahertz)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language