orthokeratology

American  

[awr-thoh-ker-uh-tol-uh-jee] / ˌɔr θoʊˌkɛr əˈtɒl ə dʒi /

noun

Ophthalmology.

1. a technique for correcting refractive errors in vision by changing the shape of the cornea with the temporary use of progressively flatter hard contact lenses.

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Etymology

Origin of orthokeratology

First recorded in 1970–75; ortho- + kerato- + -logy