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

noun, Ophthalmology.
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.

orthokeratology or·tho·ker·a·tol·o·gy (ôr’thō-kěr’ə-tŏl’ə-jē)
A method of improving unaided vision by molding the cornea with contact lenses.


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