mustard gas(redirected from mustard gases)
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Related to mustard gases: Poisonous gas
mus·tard gas (HD),
a poisonous vesicating gas introduced in World War I; it is the progenitor of the so-called nitrogen mustards; used in chemical warfare; a known carcinogen.
mus·tard gas(mŭs'tărd gas)
A commonly used term for the vesicating chemical-warfare agent sulfur mustard, even though sulfur mustard is usually encountered as a solid, a liquid, or a vapor and does not boil until 217°C (423°F).