eyecup

noun
eye·​cup | \ˈī-ˌkəp \

Definition of eyecup 

1 : a small oval cup with a rim curved to fit the orbit of the eye used for applying liquid remedies to the eyes

2 : optic cup

3 : a usually rubber cup at the eyepiece of an optical instrument (such as binoculars) for keeping out extraneous light

First Known Use of eyecup

1586, in the meaning defined at sense 1

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Dictionary Entries near eyecup

eye chart

eye color

eye contact

eyecup

eyed

eye dialect

eyedness

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Time Traveler for eyecup

The first known use of eyecup was in 1586

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More Definitions for eyecup

eyecup

noun
eye·​cup | \ˈī-ˌkəp \

Medical Definition of eyecup 

1 : a small oval cup with a rim curved to fit the orbit of the eye used for applying liquid remedies to the eyes

2 : optic cup

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