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railgun noun

  /ˈɹeɪ.jəl.ɡʌn/ , /ˈɹeɪl.ɡʌn/ , [ˈɹeɪ.jəɫ.ɡʌn] , [ˈɹeɪɫ.ɡʌn]
  • An electromagnetic gun that uses a large electrical current to propel a projectile down a track of two parallel conductive rails.
arma de riel, cañón de riel
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