blister gas; vesicant
Technical term for chemical warfare agents that cause severe skin blistering, such as mustard gas.
Blister gas causes severe blisters on the skin.
Standard mixed kanji-kana spelling.
Full kanji spelling using rare characters; rarely used in modern texts.
Compound of びらん (糜爛, 'erosion, ulceration') + 性 (-sei, 'nature, property') + ガス (gasu, 'gas'). The term is a direct calque from English 'blister gas' or German 'Blasengas'.