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Pediastrum

noun
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Ped·​i·​as·​trum | \ ˌpedēˈastrəm, ˌpēd- \

Definition of Pediastrum

: a genus of free-floating green algae (family Hydrodictyaceae) that have flat platelike colonies of two or more polygonal cells with the marginal cells usually differing in shape and having usually two projections of the cell wall

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History and Etymology for Pediastrum

New Latin, from pedi- entry 2 + Greek astron star

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Dictionary Entries Near Pediastrum

pedial

Pediastrum

pediatric

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Cite this Entry

“Pediastrum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pediastrum. Accessed 28 Sep. 2021.

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