orthokeratology

noun
or·​tho·​kera·​tol·​o·​gy | \ -ˈtäl-ə-jē How to pronounce orthokeratology (audio) \
plural orthokeratologies

Medical Definition of orthokeratology

: a treatment for defects of vision by altering the shape of the cornea through the application of a series of differently shaped hard contact lenses

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