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Noun: backswimmer  'bak,swi-mu(r)
  1. Predaceous aquatic insect that swims on its back and may inflict painful bites
    - Notonecta undulata

Derived forms: backswimmers

Type of: bug, hemipteran, hemipteron, hemipterous insect

Part of: genus Notonecta, Notonecta

Encyclopedia: Backswimmer