plural -s
: minute material moving in water and including both living organisms (such as plankton and nekton) and nonliving matter (such as plant debris or suspended soil particles) see bioseston compare tripton

Word History


German, from Greek sēston, neuter of sēstos, verbal of sēthein to strain, filter

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Dictionary Entries Near seston

Cite this Entry

“Seston.” Dictionary, Merriam-Webster, Accessed 18 Jun. 2024.

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