from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A long cylindrical freshwater fish (Electrophorus electricus) of northern South America, having organs that produce a powerful electric discharge, used to stun prey and for defense.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Electrophorus electricus, a species of fish resembling an eel (not related) that is capable of generating powerful electric shocks.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun eel-shaped freshwater fish of South America having electric organs in its body


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  • Merriam-Webster Dictionary:


    Date: 1794

    : a large eel-shaped fish (Electrophorus electricus) of the Orinoco and Amazon basins that is capable of giving a severe shock with its electric organs

    Despite its name it is not an eel at all but rather a knifefish.


    February 10, 2008

  • Wonder what these were called before electricity was invented.

    December 14, 2020

  • numb-eel, apparently, courtesy Aphra Behn.

    December 14, 2020

  • Ooh, very good, thanks ry!

    December 14, 2020