Definition of Paris green in English:

Paris green

noun

  • [mass noun] A vivid green toxic crystalline salt of copper and arsenic, used as a preservative, pigment, and insecticide.

    • ‘In the past, farmers have used toxic chemicals such as calcium arsenate, Paris green, dichlorodiphenyltrichloroethane, and toxaphene to rid their cotton crops of insects.’
    • ‘Beautifully named chemicals like Paris green (copper acetoarsenite), calomel (mercurous chloride), and realgar (arsenic sulfide), proved to be hazardous to the pyrotechnician's health.’

Pronunciation:

Paris green

/ˈparɪs/