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nitrogen mustard

noun

, Chemistry.
  1. any of the class of poisonous, blistering compounds, as C 5 H 1 1 Cl 2 N, analogous in composition to mustard gas but containing nitrogen instead of sulfur: used in the treatment of cancer and similar diseases; mechlorethamine.


nitrogen mustard

noun

  1. any of a class of organic compounds resembling mustard gas in their molecular structure. General formula: RN(CH 2 CH 2 Cl) 2 , where R is an organic group: important in the treatment of cancer
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of nitrogen mustard1

First recorded in 1945–50

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nitrogen monoxidenitrogen narcosis