Dictionary

peridium

peridium

noun pe·rid·i·um \pə-ˈri-dē-əm\
plural pe·rid·ia \-dē-ə\

Definition of PERIDIUM

:  the outer envelope of the sporophore of many fungi

Origin of PERIDIUM

New Latin, from Greek pēridion, diminutive of pēra leather bag
First Known Use: circa 1823

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