1. Norwegian mathematician (1802-1829)
   - Niels Abel, Niels Henrik Abel
    
2. (Old Testament) Cain and Abel were the first children of Adam and Eve born after the Fall of Man; Abel was killed by Cain

Type of: adult male, bozo [N. Amer, informal], cat [N. Amer, informal], chappie [Brit, informal], geezer [Brit, informal], guy [informal], hombre [N. Amer, informal], man, mathematician, sod [informal]

Encyclopedia: Abel, Maximilian