adj.
Pronunciation: d ī - ' äp-trik
Function: adjective
Etymology: Greek dioptrikos of a diopter (instrument), from dioptra
Date: 1653
: REFRACTIVE specifically : assisting vision by refracting and focusing light
DIOPTRIC
Meaning of DIOPTRIC in English
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012