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cacodyl Line breaks: caco|dyl
Pronunciation: /ˈkakə(ʊ)dʌɪl/

Definition of cacodyl in English:


[mass noun] Chemistry
1A malodorous, toxic, spontaneously flammable liquid compound containing arsenic.
  • Chemical formula: ((CH3)2As)2
Example sentences
  • The investigation and identification of cacodyl by Bunsen in 1848 was to mark the beginning of the era of organometallic chemistry.
  • She had previously tackled cacodyl, ogygian and zeitgeber.
  • There he distilled arsenic with potassium acetate to arrive at a cacodyl (also known as alkarsine or Cadet's liquid), a malodorous compound that the named after the Greek term for ‘stinky’ (kak dl s).
1.1 [as modifier] Of or denoting the radical —As(CH3)2, derived from cacodyl.


Mid 19th century: from Greek kakōdēs 'stinking' (from kakos 'bad') + -yl.

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