n.
Pronunciation: ' nek-t ə n, - ˌ tän
Function: noun
Etymology: German Nekton, from Greek n ē kton, neuter of n ē ktos swimming, from n ē chein to swim ― more at NATANT
Date: 1893
: free-swimming aquatic animals essentially independent of wave and current action
– nek · ton · ic \ nek- ' tä-nik \ adjective