REFRACT

refract

(verb) determine the refracting power of (a lens)

refract

(verb) subject to refraction; “refract a light beam”

Source: WordNet® 3.1


Etymology

Verb

refract (third-person singular simple present refracts, present participle refracting, simple past and past participle refracted)

(intransitive, of light) To change direction as a result of entering a different medium

(transitive, optics) To cause (light) to change direction as a result of entering a different medium.

Anagrams

• crafter, recraft

Source: Wiktionary


Re*fract" (r*fr$kt"), v. t. [imp. & p. p. Refracted; p. pr. & vb. n. Refracting.] Etym: [L. refractus, p. p. of refringere; pref. re- re- + frangere to break: cf. F. réfracter. SEe FRacture, and cf. Refrain, n.]

1. To bend sharply and abruptly back; to break off.

2. 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.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Coffee Trivia

In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.

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