Definition of dioptric

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di·op·tric  audio  (d-ptrk) KEY  also di·op·tri·cal  (-tr-kl) KEY 

ADJECTIVE:
  1. Of or relating to dioptrics.
  2. Relating to optical refraction; refractive.
ETYMOLOGY:
From Greek dioptrikos, of a diopter, from dioptr, diopter ; see diopter


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