Paris green
noun
Chemistry. an emerald-green, poisonous, water-insoluble powder produced from arsenic trioxide and copper acetate: used chiefly as a pigment, insecticide, and wood preservative.
(sometimes lowercase) a variable hue ranging from light to vivid yellow green in color.
Origin of Paris green
First recorded in 1870–75
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for paris green
If it is a biting insect, that is one that eats the leaf, such as the potato beetle, paris-green should be used.
Ontario Teachers' Manuals: Nature Study|Ontario Ministry of EducationThe common rat poisons are Arsenic, Strychnine and Paris-green.
All about Ferrets and Rats|Adolph IsaacsenInsect powder is not poisonous to man as is paris-green, and so may be used freely on cabbage or other similar plants.
Ontario Teachers' Manuals: Nature Study|Ontario Ministry of EducationWhy will spraying with a poison, such as paris-green, kill these insects?
Ontario Teachers' Manuals: Nature Study|Ontario Ministry of Education
British Dictionary definitions for paris green
Paris green
noun
an emerald-green poisonous insoluble substance used as a pigment and insecticide. It is a double salt of copper arsenite and copper acetate. Formula: 3Cu(AsO 2) 2 .Cu(C 2 H 3 O 2) 2
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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