noun
Etymology: glass (III) + eye
1.
a. glass eyes plural , obsolete : glasses
b. : an artificial eye made of glass
2.
a.
(1) : a condition of impaired eyesight or blindness in horses marked by a bright glassy eye and dilated pupil
(2) : a horse affected with this condition
b.
(1) : lymphomatosis of the eyes in chickens
(2) : a chicken affected with this condition
3.
a. : an eye having a pale, whitish, or colorless iris
b. : one that has such an eye