angle of reflection

American  

noun

Physics.

1. the angle that a ray of light or the like, reflected from a surface, makes with a normal to the surface at the point of reflection. aor

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angle of reflection British  

noun

1. the angle that a beam of reflected radiation makes with the normal to a surface at the point of reflection

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angle of reflection Scientific  

1. The angle formed by a ray or wave reflected from a surface and a line perpendicular to the surface at the point of reflection.

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Etymology

Origin of angle of reflection

First recorded in 1630–40

Example Sentences

Figure 25.3 The law of reflection states that the angle of reflection equals the angle of incidence— θr = θi .

From Textbooks • Aug. 12, 2015

Using the law of reflection—the angle of reflection equals the angle of incidence—we can see that the image and object are the same distance from the mirror.

From Textbooks • Aug. 12, 2015

But need the angle of reflection be equal to the angle of incidence in any universe?

From "The Invention of Science" by David Wootton

Whether the instance be a ray of light or a cannon-ball, the angle of reflection will always be found equal to the angle of incidence.

From The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. by Belcher, Edward, Sir

Observation and experiment have taught us that light is always reflected in such a way that the angle of reflection equals the angle of incidence.

From General Science by Clark, Bertha M.