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microplankton

[ mahy-kroh-plangk-tuhn ]
/ ˌmaɪ kroʊˈplæŋk tən /
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noun

plankton visible as individual organisms only with the aid of a microscope, which excludes most animal plankton.

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THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Compare nannoplankton.

Origin of microplankton

First recorded in 1900–05; micro- + plankton
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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