femtoplankton

F4E1M3T1O1P3L1A1N1K5T1O1N1

noun

The plankton composed of cells smaller than 0.2 micrometers.

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Meanings

nounfemtoplankton (usually uncountable, plural femtoplanktons)

plural femtoplanktons

  1. uncountableusuallyThe plankton composed of cells smaller than 0.2 micrometers.

    Morphological details of individual organisms of macroplanktons are easily discernible due to their large sizes while the same is not possible with the naked eyes for femtoplanktons and other microscopic planktonic forms.

    (Can we date this quote?), “Plankton”, in Biology Online

Origin

From femto- + plankton.

Full word history & related roots →
Cite this entry
APA

femtoplankton. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/femtoplankton

MLA

“femtoplankton.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/femtoplankton. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “femtoplankton,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/femtoplankton.

Source: femtoplankton on Wiktionary, CC BY-SA 4.0.