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featherback

American

[feth-er-bak] / ˈfɛð ərˌbæk /

noun

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.

Etymology

Origin of featherback

feather + back ¹

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.