perizonium

noun
peri·​zo·​ni·​um | \ ˌperəˈzōnēəm \
plural perizonia\ -​ēə \

Definition of perizonium

: the thin membrane that invests the young auxospore in diatoms

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History and Etymology for perizonium

New Latin, from peri- + Greek zōnē girdle + New Latin -ium

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Cite this Entry

“Perizonium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/perizonium. Accessed 15 Aug. 2020.

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