showing the cunning or ingenuity or wickedness typical of a devil;
"the cold calculation and diabolic art of some statesmen"
"the diabolical expression on his face"
"a mephistophelian glint in his eye"
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"
"infernal instruments of war"
- This manoeuvre of his is a diabolical conspiracy.
- The traffic was diabolical in Beijing.
Hee was commonly thought a Magician, and his Art Diabolicall.出自： Hobbes