plural cyathia
: an inflorescence consisting of a cuplike involucre with the flowers arising from its base (as in the poinsettia)

Word History


New Latin, from Greek kyathion, kyatheion, diminutive of kyathos cup

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Dictionary Entries Near cyathium

Cite this Entry

“Cyathium.” Dictionary, Merriam-Webster, Accessed 20 Jun. 2024.

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