optometry

op·tom·e·try   (ŏp-tŏm'ĭ-trē)    n.  The practice or profession of an optometrist. [Greek optos, visible; see okw- in Indo-European roots + -metry.] op'to·met'ric (ŏp'tə-mět'rĭk), op'to·met'ri·cal (-rĭ-kəl) adj.

optometry 

Main Entry: op·tom·e·try
Pronunciation: -trE
Function: noun
Inflected Form: plural -tries
: the health-careprofession concerned especially with examining the eye for defects and faults of refraction, with prescribing corrective lenses or eye exercises, with diagnosing diseases of the eye, and with treatingsuch diseases or referring them for treatment —op·to·met·ric /"äp-t&-'me-trik/ adjective

optometry op·tom·e·try (ŏp-tŏm'ĭ-trē)
n.
The health care profession concerned with examination, diagnosis, and treatment of the eyes and related structures, and with determination and correction of vision problems using lenses and other optical aids.

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op·tom'e·trist n.