COLLYRIUM
eyewash, eye-lotion, collyrium
(noun) lotion consisting of a solution used as a cleanser for the eyes
Source: WordNet® 3.1
Etymology
Noun
collyrium (countable and uncountable, plural collyria or collyriums)
A lotion or liquid wash used as a cleanser for the eyes; an eye-salve.
Loosely, any product applied to or around the eyes; kohl.
Source: Wiktionary
Col*lyr"i*um, n.; pl. E. Collyriums, L. Collyria. Etym: [L., fr. Gr.
(Med.)
Definition: An application to the eye, usually an eyewater.
Source: Webster’s Unabridged Dictionary 1913 Edition