potamoplankton

[ pot-uh-moh-plangk-tuhn ]
/ ˌpɒt ə moʊˈplæŋk tən /

noun

plankton living in freshwater streams.

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Origin of potamoplankton

1900–05; <Greek potamó(s) river + plankton

Words nearby potamoplankton

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020