Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Adjective: diabolic  ,dI-u'bó-lik
  1. Showing the cunning, ingenuity or wickedness typical of a devil
    "the cold calculation and diabolic art of some statesmen";
    - devilish, diabolical, mephistophelian, mephistophelean
  2. Extremely evil or cruel; expressive of cruelty or befitting hell
    "fires lit up a diabolic scene";
    - demonic, diabolical, fiendish, hellish, infernal, satanic, unholy

See also: evil

Encyclopedia: Diabolic