Word.ws English Dictionary

Plural of plankton

regular plural

The plural of plankton is planktons or plankton.

Forms of plankton

Singularplankton /ˈplæŋ(k).tən/
Pluralplanktons
plankton /ˈplæŋ(k).tən/
Countablecountable and uncountable

Meaning of plankton

  1. noun Organisms, especially small and microscopic ones, that drift in water.
  2. noun A plankter, any single organism that drifts in water.

Full definition of plankton

Questions about the plural of plankton

What is the plural of plankton?
The plural of plankton is planktons or plankton.
Is plankton countable?
Plankton is a countable and uncountable noun.

Source and license

Adapted from Wiktionary: plankton (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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