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refract

/rɪˈfrækt/
IELTSAcademic
verb

To make light, heat, or sound bend as it passes through a different material. Glass and water can refract light.

  • The prism refracted the sunlight.
  • Water refracts light differently than air.
  • The glass refracted the image slightly.

Adinary Nuance

Refract is more specific than bend. Use it for light, sound, or waves changing direction in a material. It is also more technical than reflect, which means light bounces back instead of passing through. In science writing, refract is the precise choice.

In other languages

Vietnamese
khúc xạ
Spanish
refractar
Chinese
折射
Japanese
屈折させる
Korean
굴절시키다

Etymology

Refract comes from Latin refract-, from refringere, meaning "break back." It entered English in the 1500s, first in scientific writing.

Common phrases

refract lightrefract through waterrefract a beam

Synonyms

Related words

Frequently asked questions

Is refract a scientific word?
Yes. It is commonly used in science, especially physics and optics.
What is the difference between refract and reflect?
Refract means bend as it passes through something. Reflect means bounce back from a surface.
Can I use refract in everyday English?
Yes, but it sounds technical. People use it most in science and academic writing.