We're working on a new site. Click here to get a sneak preview.
Medical Dictionary


adj di·op·tric \(ˈ)dī-ˈäp-trik\

Medical Definition of DIOPTRIC

:  producing or serving in refraction of a beam of light :  refractive; specifically :  assisting vision by refracting and focusing light <the dioptric power of a lens>
:  produced by means of refraction <dioptric images>
di·op·tri·cal·ly \-tri-k(ə-)lē\ adverb

Variants of DIOPTRIC

di·op·tric also di·op·tri·cal \-tri-kəl\


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears