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ver·di·gris(vûr′dĭ-grēs′, -grĭs′, -grē′)
1. A blue or green powder consisting of basic cupric acetate used as a paint pigment and fungicide.
2. A green patina or crust of copper sulfate or copper chloride formed on copper, brass, and bronze exposed to air or seawater for long periods of time.
[Middle English vertegrez, from Old French verte grez, alteration of vert-de-Grice : verd, green; see verdant + de, of (from Latin dē; see de-) + Grice, Greece.]
1. (Elements & Compounds) a green or bluish patina formed on copper, brass, or bronze and consisting of a basic salt of copper containing both copper oxide and a copper salt
2. (Elements & Compounds) a green or blue crystalline substance obtained by the action of acetic acid on copper and used as a fungicide and pigment; basic copper acetate
[C14: from Old French vert de Grice green of Greece]
ver•di•gris(ˈvɜr dɪˌgris, -grɪs)
a green or bluish patina formed on copper, brass, or bronze surfaces exposed to the atmosphere for long periods of time, consisting principally of basic copper sulfate.
[1250–1300; Middle English vertegrez < Old French vere grez green of Greece]
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|Noun||1.||verdigris - a blue or green powder used as a paint pigment|
pigment - dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.)
|2.||verdigris - a green patina that forms on copper or brass or bronze that has been exposed to the air or water for long periods of time|
patina - a fine coating of oxide on the surface of a metal
|Verb||1.||verdigris - color verdigris|