[col.lyr.i.um] n, pl -ia or -i.ums [ME collirium, fr. L collyrium, fr. Gk kollyrion pessary, eye salve, fr. dim. of kollyra roll of bread] (14c): eyewash 1
COLLYRIUM
Meaning of COLLYRIUM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012