cyathium

noun cy·ath·i·um \sīˈathēəm\

Definition of cyathium

plural

cyathia

\-ēə\
  1. :  an inflorescence consisting of a cuplike involucre with the flowers arising from its base (as in the poinsettia)

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Origin and Etymology of cyathium

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


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