pe·​rid·​i·​um pə-ˈri-dē-əm How to pronounce peridium (audio)
plural peridia pə-ˈri-dē-ə How to pronounce peridium (audio)
: the outer envelope of the sporophore of many fungi

Word History


New Latin, from Greek pēridion, diminutive of pēra leather bag

First Known Use

circa 1823, in the meaning defined above

Time Traveler
The first known use of peridium was circa 1823

Dictionary Entries Near peridium

Cite this Entry

“Peridium.” Dictionary, Merriam-Webster, Accessed 10 Dec. 2023.

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