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

 

cornea

 noun
noun
BrE BrE//ˈkɔːniə//
 
; NAmE NAmE//ˈkɔːrniə//
 
(anatomy) Face
 
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the transparent layer which covers and protects the outer part of the eye See related entries: Face Word Origin late Middle English: from medieval Latin cornea tela ‘horny tissue’, from Latin cornu ‘horn’.
See the Oxford Advanced American Dictionary entry: cornea