electric eel

noun

1. an eellike, freshwater fish, Electrophorus electricus, found in the Amazon and Orinoco rivers and tributaries, sometimes over 6 feet (1.8 meters) long, capable of emitting strong electric discharges.

noun

1. an eel-like freshwater cyprinoid fish, Electrophorus electricus, of N South America, having electric organs in the body: family Electrophoridae