pyxidium

noun pyx·id·i·um \ pikˈsidēəm \

Definition of pyxidium

plural pyxidia \-ēə\ or pyxidiums
1 :a capsular fruit (as in the plantain) that dehisces around its circumference so that the upper portion falls off like a cap — compare circumscissile
2 :capsule 2b

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Origin and Etymology of pyxidium

New Latin, from Greek pyxidion, diminutive of pyxis box


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