Meaning of “refract” in the English Dictionary

"refract" in British English

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refractverb [ T ]

uk /rɪˈfrækt/ us /rɪˈfrækt/ specialized

When water or glass, etc. refracts light or sound, etc., it causes it to change direction or to separate when it travels through it:

The glass prism refracted the white light into the colours of the rainbow.
adjective uk /rɪˈfræk.tɪv/ us /rɪˈfræk.tɪv/

(Definition of “refract” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"refract" in American English

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refractverb [ T ]


physics to change the direction of light, sound, heat, or other energy as it travels across or through something

(Definition of “refract” from the Cambridge Academic Content Dictionary © Cambridge University Press)