1. diabolical - Adjective
2. diabolical - Adjective Satellite
Pertaining to the devil; resembling, or appropriate, or appropriate to, the devil; devilish; infernal; impious; atrocious; nefarious; outrageously wicked; as, a diabolic or diabolical temper or act.
Source: Webster's dictionarysomething demonic in him--something that could be cruel Source: Internet
fires lit up a diabolic scene Source: Internet
diabolical sorcerers under the influence of devils Source: Internet
a fiendish despot Source: Internet
hellish torture Source: Internet
infernal instruments of war Source: Internet