amaurosis

n.
Total loss of vision, especially when occurring without pathological changes to the eye.

[Greek amaurōsis, from amauros, dark.]

amaurotic am'au·rot'ic (-rŏt'ĭk) adj.

(ăm'ô-rō'sĭs)
n.

Blindness, especially without apparent change in the eye, as from a cortical lesion.

am'au·rot'ic (-rŏt'ĭk) adj.

Loss of sight without apparent lesion of the eye, as from disease of the optic nerve, spine or brain.

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The noun has one meaning:

Meaning #1: partial or total loss of sight without pathology of the eye; caused by disease of optic nerve or retina or brain

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