Definition of Opsia. Meaning of Opsia. Synonyms of Opsia
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Definition of Opsia
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Hemiopsia Hemiopia Hem`i*o"pi*a, Hemiopsia Hem`i*op"si*a, n. [NL., fr.
Gr. ? half + Gr. ? sight.] (Med.)
A defect of vision in consequence of which a person sees but
half of an object looked at.
Photopsia Photopsia Pho*top"si*a, n. [NL., fr. Gr. fw^s, fwto`s, light +
? sight.] (Med.)
An affection of the eye, in which the patient perceives
luminous rays, flashes, coruscations, etc. See phosphene.