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lead arsenate

[ led ]

noun

, Chemistry.
  1. a white, crystalline, water-insoluble, highly poisonous powder, PbHAsO 4 , used as an insecticide.


lead arsenate

/ lɛd /

noun

  1. a white insoluble toxic crystalline powder used as an insecticide and fungicide. Formula: Pb 3 (AsO 4 ) 2
“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 lead arsenate1

First recorded in 1900–05

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lead a double lifelead azide