arowana
noun
variants:
or less commonly aruana
or arawana
or arahuana
Definition of arowana
: any of several large, tropical, chiefly carnivorous freshwater fish (family Osteoglossidae and especially genera Osteoglossum and Scleropages) of South America, southeastern Asia, Australia, and Africa that have large bony scales, a toothed tongue, and a large mouth with an oblique gape
Note: Arowanas have a laterally compressed body and are typically silvery white, gold, red, or green. In the wild, some arowanas may reach a length of four feet (1.2 meters) or longer but are usually smaller when kept as aquarium fish.
— called also bonytongue, dragonfish
— compare pirarucuKeep scrolling for more