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adamsite

American  
[ad-uhm-zahyt] / ˈæd əmˌzaɪt /

noun

Chemistry, Military.
  1. a yellow irritant smoke, containing a poisonous form of arsenic and used as a harassing agent.


adamsite British  
/ ˈædəmˌzaɪt /

noun

  1. Also called: phenarsazine chloride.  a yellow poisonous crystalline solid that readily sublimes; diphenylaminechlorarsine. It is used in chemical warfare as a vomiting agent. Formula: C 6 H 4 AsClNHC 6 H 4 ; relative density: 1.65; melting pt: 195°C; boiling pt: 410°C

"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

Etymology

Origin of adamsite

1920–25; named after R. Adams; -ite 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And in Venezuelan riots in 2013, local police allegedly used old stocks of adamsite that were perhaps left over from US military aid delivered in the 1960s.

From Nature