pyxidium

noun

pyx·​id·​i·​um

pikˈsidēəm

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 sense 2b

Word History

Etymology

New Latin, from Greek pyxidion, diminutive of pyxis box

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