amaurosis

[am-aw-roh-sis]

noun

partial or total loss of sight, especially in the absence of a gross lesion or injury.

Origin of amaurosis

1650–60; < Greek: darkening, hindrance to sight, equivalent to amaur(ós) dim, dark + -ōsis -osis

Related formsam·au·rot·ic

[am-aw-rot-ik] /ˌæm ɔˈrɒt ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for amaurosis

Historical Examples of amaurosis

Cataract may be simple, or complicated with amaurosis, adhesions, etc.
Special Report on Diseases of Cattle
U.S. Department of Agriculture
Am′blyopy, dullness or obscurity of eyesight without any apparent defect in the organs; the first stage of amaurosis.
The New Gresham Encyclopedia. Vol. 1 Part 1
Various
In amaurosis the pupil is dilated to its full extent; the eye looks clear, but does not respond to light.
Special Report on Diseases of the Horse
United States Department of Agriculture
Amaurosis is a paralysis of the nerves of the eye: it is sometimes cured, but then gradually, and not instantaneously.
Journal in France in 1845 and 1848 with Letters from Italy in 1847
T. W. (Thomas William) Allies
If there are still some who cannot see that I am right, then let them, without delay, be operated upon for amaurosis.
Public School Education
Michael Mller

British Dictionary definitions for amaurosis

amaurosis

noun

pathol blindness, esp when occurring without observable damage to the eye

Derived Formsamaurotic (ˌæmɔːˈrɒtɪk), adjective

Word Origin for amaurosis

C17: via New Latin from Greek: darkening, from amauroun to dim, darken

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

amaurosis in Medicine

amaurosis

[ăm′ô-rō′sĭs]

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

Related formsam′au•rot′ic (-rŏt′ĭk) adj.