moon blindness

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noun Veterinary Pathology.

a disease of horses in which the eyes suffer from recurring attacks of inflammation, eventually resulting in opacity and blindness.

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Origin of moon blindness

First recorded in 1710–20

Words nearby moon blindness

moon, moon bag, moonball, moonbeam, moon-blind, moon blindness, moonbow, mooncalf, moonchild, moon dog, moon dust

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use moon blindness in a sentence

About this time a singular affliction came upon nearly one-half of the garrison, which we called moon-blindness.
Ten years in the ranks, U.S. army|Augustus Meyers
Our Mokadamo was affected with moon-blindness, and could not see at all at night.
A Popular Account of Dr. Livingstone's Expedition to the Zambesi and Its Tributaries|David Livingstone
One night on deck the conversation turned on moon blindness, and Loide testified to its effects.
'19,000'|Burford Delannoy
The change observed in the disease of the horse called moon-blindness is universally known and admitted.
Curiosities of Medical Experience|J. G. (John Gideon) Millingen

The lesions of the eyes may best be likened to moon blindness (periodic ophthalmia) in horses.
Special Report on Diseases of Cattle|U.S. Department of Agriculture

British Dictionary definitions for moon blindness

moon blindness

noun

ophthalmol a nontechnical name for nyctalopia

Also called: mooneye vet science a disorder affecting horses, which causes inflammation of the eyes and sometimes blindness

Derived forms of moon blindness

moon-blind, adjective

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