circa 1775, in the meaning defined above
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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Cite this Entry
“Operculate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/operculate. Accessed 27 Oct. 2020.
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