seston

Not valid in Scrabble

It's a recognised English word, but it isn't in the official NASPA Scrabble word list.

Scrabble points
6
Words With Friends
7
Letters
6

Definition of seston

1 sense · 1 part of speech · etymology included

noun

  1. (countable, uncountable)All particulate matter suspended in bodies of water such as lakes and seas, including plankton, organic detritus, and inorganic material.
    “Depending on mesh size and the area of investigation, net samples contain a variable mixture called seston. […] Nowadays plankton stands for the living part of seston, detritus for dead organic and inorganic particles.”

Definitions from Wiktionary, CC BY-SA.

Etymology

From German Seston, by surface analysis, Ancient Greek σηστός (sēstós, “sifter”, verbal adjective of σήθω (sḗthō, “I strain, filter”)) + -on. Compare plankton.

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