Cite
 

Meaning of featherback

feath•er•back

Pronunciation: (fe'ur-bak"), [key]
— n.
  1. any freshwater fish of the family Notopteridae, of Asia and western Africa, having a small, feathery dorsal fin and a very long anal fin extending from close behind the head to the tip of the tail.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.