noun
: a statutory crime in many states of the United States consisting of acts of violence or of advocating violence or other illicit means of bringing about political change or alterations in government
noun
: a statutory crime in many states of the United States consisting of acts of violence or of advocating violence or other illicit means of bringing about political change or alterations in government
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012