COOPERCULUM
Meaning of COOPERCULUM in English
ˌkōəˈperk(y)ələm, -pər- noun
( plural coopercu·la -lə)
Etymology: Latin, cover, lid, from cooperire to cover — more at cover
: the cover of a pyx
Webster's New International English Dictionary.
Новый международный словарь английского языка Webster.
2012