calyculus

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a group of bracts simulating a calyx as in a carnation or hibiscus
• Syn:
epicalyx, false calyx, calycle
• Hypernyms:
bract
2. a small cup-shaped structure (as a taste bud or optic cup or cavity of a coral containing a polyp)
• Syn:
caliculus, calycle
• Derivationally related forms:
calycular, calicular
• Hypernyms:
structure, anatomical structure, complex body part, bodily structure, body structure
• Hyponyms:
optic cup, eyecup