verdigris

• Nom désignant la couche verte ou bleu-vert qui se forme à la surface du cuivre, du laiton ou du bronze sous l'effet prolongé de l'air ou de l'humidité, ou le pigment bleu-vert obtenu par ce processus.

A noun referring to a green or bluish-green patina that forms on copper, brass, or bronze surfaces due to prolonged exposure to air or moisture, or a blue-green pigment derived from this process.

indénombrable

1. Blue-green pigmentC1formalart

   A blue or green powder used as a paint pigment, typically produced by the action of acetic acid on copper.

   Vert-de-gris (pigment)

   • The artist used verdigris to create a vibrant green hue in the painting.
   • Verdigris was a popular pigment in medieval manuscripts.
   • The restoration team carefully applied verdigris to match the original color.

2. Green patina on metalsC1formalscientific

   A greenish layer that forms on copper, brass, or bronze after prolonged exposure to air or water.

   Vert-de-gris

   • The Statue of Liberty is famous for its green verdigris coating.
   • Old copper roofs develop a layer of verdigris over time.
   • The bronze statue had a beautiful verdigris patina from years of weathering.

   Synonymespatina

• Recouvrir ou se recouvrir d'une couche verdâtre ou bleuâtre, généralement sur le cuivre, le laiton ou le bronze, due à l'oxydation.

A verb meaning to coat or become coated with a green or bluish patina, typically on copper, brass, or bronze due to oxidation.

1. To color with verdigrisC2formal

   To give something a green or bluish-green color, like the patina that forms on copper or bronze.

   Colorer de vert-de-gris

   • The artist verdigrised the metal sculpture to give it an antique look.
   • Time had verdigrised the old copper roof.
   • They verdigrised the bronze statue to match the historical patina.

   Synonymesgreenpatinatepatinize