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

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

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

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

From "The Invention of Science" by David Wootton

The law of reflection always holds, however, no matter what the reflecting surface is,—the angle of reflection always equals the angle of incidence.

From General Science by Clark, Bertha M.

The first is called the angle of incidence, the other the angle of reflection; and these angles are always equal, if the bodies are perfectly elastic.

From Conversations on Natural Philosophy, in which the Elements of that Science are Familiarly Explained by Jones, Thomas P.