Breadcrumb Home > Dictionary > Index A angle of refraction: Meaning and Definition of Find definitions for: an'gle of refrac'tion Pronunciation: [key] — Physics, Optics. Physics,Optics. the angle between a refracted ray and a line drawn normal to the interface between two media at the point of refraction. See diag. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. angle of reflection angle of repose TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: pernicious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language