1 calyptra | Definition of calyptra

calyptra

noun
ca·​lyp·​tra | \ kÉ™-ˈlip-trÉ™ How to pronounce calyptra (audio) \

Definition of calyptra

: a hoodlike structure in a plant especially : haploid tissue forming a membranous hood over the capsule in a moss

First Known Use of calyptra

circa 1753, in the meaning defined above

History and Etymology for calyptra

New Latin, from Greek kalyptra veil, from kalyptein to cover — more at hell

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More from Merriam-Webster on calyptra

Britannica.com: Encyclopedia article about calyptra