nekton

[ nek-ton, -tuh n ]
/ ˈnɛk tɒn, -tən /

noun

the aggregate of actively swimming aquatic organisms in a body of water, able to move independently of water currents.

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Origin of nekton

1890–95; < German, noun use of neuter of nēktós swimming (verbid of nḗchein to swim; see nectopod)

OTHER WORDS FROM nekton

nek·ton·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for nektonic

nekton
/ (ˈnɛktɒn) /

noun

the population of free-swimming animals that inhabits the middle depths of a sea or lakeCompare plankton

Derived forms of nekton

nektonic, adjective

Word Origin for nekton

C19: via German from Greek nēkton a swimming thing, from nēkhein to swim
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for nektonic

nekton
[ nĕktən, -tŏn′ ]

The collection of marine and freshwater organisms that can swim freely and are generally independent of currents, ranging in size from microscopic organisms to whales. Compare benthos plankton.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.