phosgene definition, phosgene meaning | English dictionary

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      n   a colourless easily liquefied poisonous gas, carbonyl chloride, with an odour resembling that of new-mown hay: used in chemical warfare as a lethal choking agent and in the manufacture of pesticides, dyes, and polyurethane resins. Formula: COCl2  
     (C19: from Greek phos light + -gene, variant of -gen)  
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