/ Thesaurus / U Synonyms of ultraviolet illumination Find synonyms for: Noun1. ultraviolet, ultraviolet radiation, ultraviolet light, ultraviolet illumination, UV, actinic radiation, actinic rayusage: radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X raysWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: philanthropy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language