• noun
• synonym
• antonym

• atomic weapon (noun)
  1. a weapon of mass destruction whose explosive power derives from a nuclear reaction
• automatic weapon (noun)
  1. a firearm that reloads itself and keeps firing until the trigger is released
• biological weapon (noun)
  1. any weapon usable in biological warfare
• chemical weapon (noun)
  1. a poisonous substance, especially a gas, used as a weapon in war
• heavy weapon (noun)
  1. large but transportable armament
• nuclear weapon (noun)
  1. a weapon of mass destruction whose explosive power derives from a nuclear reaction
• weapon of mass destruction (noun)
  1. nuclear and chemical and biological weapons military a weapon that kills or injures civilian as well as military personnel
• weapon system (noun)
  1. any instrument or instrumentality used in fighting or hunting
• weapon-grade plutonium (noun)
  1. plutonium 239 that is recovered when nuclear weapons are disassembled; it is stored in plutonium pits
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