Meaning of VICIOUS in English
/ ˈvɪʃəs; NAmE / adjective
violent and cruel
SYN brutal :
a vicious attack
a vicious criminal
She has a vicious temper.
( of animals ) aggressive and dangerous :
a vicious dog
( of an attack, criticism, etc. ) full of hatred and anger :
She wrote me a vicious letter.
( informal ) very bad or severe :
a vicious headache
a vicious spiral of rising prices
► vi·cious·ly adverb
► vi·cious·ness noun [ U ]:
Police were shocked by the viciousness of the assault.
Middle English (in the sense characterized by immorality ): from Old French vicious or Latin vitiosus , from vitium vice.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005