How do you spell Optical
Available Definitions:
1) a. - Of or pertaining to vision or sight.
2) a. - Of or pertaining to the eye; ocular; as, the optic nerves (the first pair of cranial nerves) which are distributed to the retina. See Illust . of Brain, and Eye.
3) a. - Relating to the science of optics; as, optical works.
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