mustard gas
noun/ˈmʌstəd ɡæs/
/ˈmʌstərd ɡæs/
[uncountable]- a poisonous gas that burns the skin, used in chemical weapons, for example during the First World WarTopics War and conflictc2
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mustard gas
Definition of mustard gas noun from the Oxford Advanced Learner's Dictionary
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