calyculus

/kəˈlɪkjələs/
noun
  1. A small cup-shaped structure, such as a group of bracts at the base of a flower or a similar part in some animals.
    • In marine biology, the calyculus is a cup-like part of certain jellyfish.
    • The artist drew the calyculus with careful attention to its tiny overlapping scales.
    • The calyculus of the rose protects the developing bud before it opens.
Synonyms
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