EYECUP

eyecup, eyebath, eye cup

(noun) a small vessel with a rim curved to fit the orbit of the eye; use to apply medicated or cleansing solution to the eyeball; “an eyecup is called an eyebath in Britain”

Source: WordNet® 3.1

Etymology

Noun

eyecup (plural eyecups)

(US) an eyebath

coon eyes

A shield surrounding the eyepiece of a camera.

Source: Wiktionary

Eye"cup`, n.

Definition: A small oval porcelain or glass cup, having a rim curved to fit the orbit of the eye. it is used in the application of liquid remedies to eyes; -- called also eyeglass.

Source: Webster’s Unabridged Dictionary 1913 Edition