English

Definition of refractor noun from the Oxford Advanced Learner's Dictionary

 

refractor

 noun
noun
BrE BrE//rɪˈfræktə(r)//
 
; NAmE NAmE//rɪˈfræktər//
 
(physics)
 
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something such as a lens which refracts light (= causes it to change direction)
See the Oxford Advanced American Dictionary entry: refractor