eyecup
1. [ 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
Synonyms: eye_cup eyebath
Examples:

"an eyecup is called an eyebath in Britain"

Related terms: vessel
2. [ noun ] (embryology) a two-walled cuplike depression that develops into the pigmented and sensory layers of the retina
Synonyms: optic_cup
Related terms: calyculus embryology
Similar spelling:   eye_cup