chemical weapon

Từ điển Oxford Learners Wordfinder Dictionary

noun

chemical substances that can be delivered using munitions and dispersal devices to cause death or severe harm to people and animals and plants
• Hypernyms:
weapon of mass destruction, WMD, W.M.D.
• Hyponyms:
chemical bomb, gas bomb, pepper spray, poison gas, tear gas,
teargas, lacrimator, lachrymator