/ Thesaurus / A Synonyms of angle of refraction Find synonyms for: Noun1. angle of refraction, angleusage: the angle between a refracted ray and a line perpendicular to the surface between the two media at the point of refractionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: lyre Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language