"Terrorism is a challenge to be managed, not solved."
Paul R Pillar, Terrorism and U.S. Foreign Policy, Brookings Institution Press, 2001, vii.
Etymology: A borrowing from French. Etymon: French terrorisme.
< French terrorisme system of the ‘Terror’ (see terror n. 3) during the French Revolution (1794), violent measures taken in order to come to political power or to maintain a government (1795), (in extended use) intolerant attitude of the partisans of certain ideologies (a1828) < classical Latin terror terror n. + French -isme -ism suffix. Compare Spanish terrorismo (1799), Italian terrorismo (1794), GermanTerrorismus (1796), all originally after French.