diabolical meaning and definition

DIABOLICAL adjective

Definition of diabolical (adjective)

1. showing the cunning or ingenuity or wickedness typical of a devil
   • "devilish schemes"; "the cold calculation and diabolic art of some statesmen"; "the diabolical expression on his face"; "a mephistophelian glint in his eye"
   • synonyms: devilish, diabolic, mephistophelean, mephistophelian
2. extremely evil or cruel; expressive of cruelty or befitting hell
   • "something demonic in him--something that could be cruel"; "fires lit up a diabolic scene"; "diabolical sorcerers under the influence of devils"; "a fiendish despot"; "hellish torture"; "infernal instruments of war"; "satanic cruelty"; "unholy grimaces"
   • synonyms: demonic, diabolic, fiendish, hellish, infernal, satanic, unholy