neuston

[noo-ston, nyoo-]

noun

the aggregate of minute aquatic organisms that float or swim in the surface film of a body of water.

Origin of neuston

1925–30; < German; noun use of neuter of Greek neustós swimming, verbid of neîn to swim
Related formsneus·tic, neus·ton·ic [noo-ston-ik, nyoo-] /nuˈstɒn ɪk, nyu-/, adjective
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British Dictionary definitions for neuston

neuston

noun

organisms, similar to plankton, that float on the surface film of open water
the ecosystem of the surface film of open water in which such organisms as copepods graze on tiny flagellates, bacteria, etc
Derived Formsneustonic, adjective

Word Origin for neuston

C20: via German from Greek neustos swimming, from nein to swim
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