English

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

 

refractometer

 noun
noun
BrE BrE//rɪˌfrækˈtɒmɪtə(r)//
 
; NAmE NAmE//rɪˌfrækˈtɑːmɪtər//
 
(physics)
 
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an instrument for measuring a refractive index
See the Oxford Advanced American Dictionary entry: refractometer