(politics) A period of brutal intimidation and violence by those in power.

Synonym of War on Terrorism

(US) An ongoing campaign by the United States (and some of its allies) the stated aim of which is to counter international terrorism, but especially to counter al-Qaeda and other militant Muslim groups.

Alternative spelling of cyberterrorism

Measures intended to combat or reduce terrorist activities.

(pathology) A sleeping disorder, where sleep is interrupted by anxiety, panic or screaming.

plural of reign of terror

(Neologism) The use of mass public communication, usually against a particular individual or group, which incites or inspires acts of terrorism which are statistically probable but happen seemingly at random.

(transitive) To commit counter-terrorism (against somebody).

(politics) Coordinated violence committed against (actual or imagined) socialists and their sympathizers.