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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A preemptive attack against an enemy, especially one using nuclear weapons against an enemy armed with nuclear weapons.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the initial use of nuclear weapons to attack a country that also has nuclear weapons; considered feasible only when the attacker can destroy the other country's ability to retaliate


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