the convex transparent membrane that forms the anterior covering of the eyeball and is continuous with the sclera
WordReference Random House Learner's Dictionary of American English © 2025
cor•ne•a /ˈkɔrniə/USA pronunciation
n. [countable], pl. -ne•as.
WordReference Random House Unabridged Dictionary of American English © 2025- Anatomythe clear, front, curved part of the outer coat of the eye.
cor•ne•a
(kôr′nē ə),USA pronunciation n. [Anat.]
cor′ne•al, adj.
- Anatomythe transparent anterior part of the external coat of the eye covering the iris and the pupil and continuous with the sclera. See diag. under eye.
- Medieval Latin cornea (tēla, later tunica) horny (web or tunic), feminine of corneus corneous
- Middle English 1350–1400
Collins Concise English Dictionary © HarperCollins Publishers::
'cornea' also found in these entries (note: many are not synonyms or translations):
Ea
- Kayser-Fleischer rings
- aqueous humor
- aqueous humour
- arcus senilis
- astigmatism
- cerat-
- contact lens
- corneal reflex
- cryolathe
- ectocornea
- eye
- film
- hard lens
- hyperkeratosis
- keratalgia
- keratectomy
- keratitis
- keratoconjunctivitis
- keratoconus
- keratometer
- keratoplasty
- keratoscope
- keratotomy
- leucoma
- leukoma
- macula
- nebula
- ophthalmometer
- orthokeratology
- orthoscope
- pannus
- photorefractive keratectomy
- pinkeye
- pterygium
- radial keratotomy
- sclera
- synechia
- trachoma
- walleye
- walleyed
- watcheye
- xerophthalmia