noun
- warfare with asphyxiating, poisonous, or corrosive gases, oil flames, etc.
noun
- warfare in which chemicals other than explosives are used as weapons, esp warfare using asphyxiating or nerve gases, poisons, defoliants, etc
The use of chemical agents as a weapon of war or terror. From the mustard gas used in World War I to the highly lethal neurotoxin Sarin that is potentially available for use today, chemicals are considered a weapon of mass destruction, and their use is condemned by most civilized nations.