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pirarucu

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noun pi·ra·ru·cu \pi-ˌrär-ə-ˈkü\

Definition of pirarucu

  1. :  a very large edible bony fish (Arapaima gigas of the family Osteoglossidae) of the rivers of northern South America



Origin and Etymology of pirarucu

Portuguese, from Tupi pirawrukú, from pirá fish + urukú annatto


First Known Use: 1840


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