| / English Dictionary |
CORNEA
| Pronunciation (US): |  | (GB): | |
Irregular inflected form: corneae
I. (noun)
Sense 1
Meaning:
The transparent dome-shaped anterior portion of the outer covering of the eye; it covers the iris and pupil and is continuous with the sclera
Classified under:
Hypernyms ("cornea" is a kind of...):
membrane; tissue layer (a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants)
Hyponyms (each of the following is a kind of "cornea"):
arcus; arcus senilis (a whitish deposit in the shape of an arc that is sometimes seen in the cornea)
Holonyms ("cornea" is a part of...):
eye; oculus; optic (the organ of sight)
Derivation:
corneal (of or related to the cornea)
Context examples:
It is ophthalmologically significant in that it appears on the outer surface of the eyeball as a slight furrow, marking the line between the clear cornea and the sclera.
(Corneoscleral Limbus, NLM, Medical Subject Headings)
The outermost layer of the eyeball consisting of both the sclera and the cornea.
(Corneoscleral Coat, NCI Thesaurus)
Stratified squamous epithelium that covers the outer surface of the cornea.
(Corneal Epithelium, NLM, Medical Subject Headings)
A disorder characterized by an infectious process involving the cornea.
(Corneal Infection, NCI Thesaurus/CTCAE)
Single layer of large flattened cells covering the surface of the cornea.
(Corneal Endothelium, NLM, Medical Subject Headings)
Your cornea is the outermost layer of your eye.
(Corneal Disorders, NIH National Eye Institute)
Endothelial decompensation that is manifested by opacity of the cornea.
(Corneal Decompensation, NCI Thesaurus)
A corrective, cosmetic, or therapeutic lens placed on the cornea of the eye.
(Contact Lens, NCI Thesaurus)
Abnormal growth of the cells of the cornea without malignant characteristics.
(Benign Corneal Neoplasm, NCI Thesaurus)
It has a refractive index lower than the crystalline lens, which it surrounds, and is involved in the metabolism of the cornea and the crystalline lens.
(Aqueous Humor, NLM, Medical Subject Headings)
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