angle of refraction

angle of refraction

noun Physics, Optics.
the angle between a refracted ray and a line drawn normal to the interface between two media at the point of refraction.


Origin:
1765–75
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Angle of refraction is always a great word to know.
So is spectrum. Does it mean:
a sequence of changing states that produces a final state identical to the original one; one of a succession of periodically recurring events
light waves or particles, the band of colors produced when sunlight passes through a prism, comprising red, orange, yellow, green, blue, indigo, and violet
Collins
World English Dictionary
angle of refraction
 
n
the angle that a refracted beam of radiation makes with the normal to the surface between two media at the point of refraction

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Science Dictionary
angle of refraction  
The angle formed by the path of refracted light or other radiation and a line drawn perpendicular to the refracting surface at the point where the refraction occurred.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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