noun Bo·tryd·i·um \-idēəm\

Definition of Botrydium

  1. :  a genus (the type of the family Botrydiaceae of the order Heterosiphonales) of coenocytic yellow-green algae that occur on moist earth as round or pear-shaped vesicles — see protosiphon

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Origin and Etymology of botrydium

New Latin, from Greek botrydion small cluster, diminutive of botrys bunch of grapes

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capable of being understood in two ways

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