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refract

Syllabification: (re·fract)
Pronunciation: /riˈfrakt/

Translate refract | into German
Definition of refract

verb

[with object] (usually be refracted)
  • (of water, air, or glass) make (a ray of light) change direction when it enters at an angle:the rays of light are refracted by the material of the lens
  • measure the focusing characteristics of (an eye) or of the eyes of (someone).

Origin:

early 17th century: from Latin refract- 'broken up', from the verb refringere, from re- 'back' + frangere 'to break'

refract in other Oxford dictionaries

Definition of refract in the British & World English dictionary