Definition of cornea

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< corn dog

corn earworm >

cor·ne·a

(kôr

) KEY

NOUN:

The transparent convex anterior portion of the outer fibrous coat of the eyeball that covers the iris and the pupil and is continuous with the sclera.

ETYMOLOGY:
Medieval Latin cornea (tla), horny (tissue), from Latin corneus, horny, from corn, horn; see ker-¹ in Indo-European roots

OTHER FORMS:
corne·al (-

l) KEY (Adjective)

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