noun
piranha
pih-RAH-nuh/pɪˈrɑːnə/
A South American freshwater fish with sharp teeth.
The piranha's slightly open mouth reveals small, interlocking triangular teeth.

Etymology
The Tupi name pira nya probably means “biting-fish,” with pira meaning “fish.” That probable image emphasizes the biting behavior of this sharp-toothed fish.
In context
dark red often with colorful underbellies piranha is known for their sharp vicious looking teeth and insatiable appetite
More examples
- Several piranhas swim together in the muddy river.
- The aquarium keeper feeds the piranhas with long tongs.
- We spot a piranha during our boat trip in Brazil.
Forms
piranha · piranhas