Noah Webster Dictionary (1913 edition): Refract

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Noah Webster Dictionary (1913 edition): Refract


Subjects in this Topic:

(1):

(n.) To break the natural course of, as rays of light orr heat, when passing from one transparent medium to another of different density; to cause to deviate from a direct course by an action distinct from reflection; as, a dense medium refrcts the rays of light as they pass into it from a rare medium.

(2):

(n.) To bend sharply and abruptly back; to break off.