neustic

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:
1925–30; < German; noun use of neuter of Greek neustós swimming, verbid of neîn to swim

neustic, neustonic [noo-ston-ik, nyoo-] , adjective
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neuston (ˈnjuːstən)
 
n
1.  organisms, similar to plankton, that float on the surface film of open water
2.  the ecosystem of the surface film of open water in which such organisms as copepods graze on tiny flagellates, bacteria, etc
 
[C20: via German from Greek neustos swimming, from nein to swim]
 
neus'tonic
 
adj

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