operculate

adjective
oper·​cu·​late | \ō-ˈpər-kyə-lət \
variants: or less commonly operculated \ ō-​ˈpər-​kyə-​ˌlā-​təd \

Definition of operculate 

: having an operculum

First Known Use of operculate

circa 1775, in the meaning defined above

History and Etymology for operculate

borrowed from New Latin operculātus, going back to Latin, past participle of operculāre "to cover with a lid," derivative of operculum "cover, lid" — more at operculum

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The first known use of operculate was circa 1775

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