Abbe refractometer

noun

Ab·​be refractometer

ˈäbə-,

ˈabē-

: a refractometer in which the critical angle for total reflection at the interface of a film of a liquid between two similar glass prisms is utilized in determining the index of refraction

Word History

Etymology

after Ernst Abbe †1905 German physicist

First Known Use

1876, in the meaning defined above

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