collyrium

noun col·lyr·i·um \kə-ˈlir-ē-əm\

plural -ia \-ē-ə\ or col·lyr·i·ums

Definition of COLLYRIUM

: eyewash 1

Middle English collirium, from Latin collyrium, from Greek kollyrion pessary, eye salve, from diminutive of kollyra roll of bread

First Known Use: 14th century

Medical Dictionary

noun col·lyr·i·um \kə-ˈlir-ē-əm\

plural -ia \-ē-ə\ or col·lyr·i·ums

: an eye lotion : eyewash

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