/ Thesaurus / A Synonyms of actinic radiation Find synonyms for: Noun1. actinic radiation, actinic ray, electromagnetic radiation, electromagnetic wave, nonparticulate radiationusage: electromagnetic radiation that can produce photochemical reactionsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: leonine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language