Verdigris — is the common name for the green coating or patina formed when copper, brass or bronze is weathered and exposed to air or seawater over a period of time. It is usually a basic copper carbonate, but near the sea will be a basic copper chloride.… … Wikipedia
Verdigris — Ver di*gris, n. [F. vert de gris, apparently from verd, vert, green + de of + gris gray, but really a corruption of LL. viride aeris (equivalent to L. aerugo), from L. viridis green + aes, aeris, brass. See {Verdant}, and 2d {Ore}.] 1. (Chem.) A… … The Collaborative International Dictionary of English
Verdigris — puede referirse a: Cardenillo, una mezcla venenosa de acetatos de cobre que aparece en las pátinas verdosas o azuladas de materiales de cobre y algunas de sus aleaciones y que es utilizado como pigmento. Río Verdigris, un río de Oklahoma y Kansas … Wikipedia Español
Verdigris — Ver di*gris, v. t. To cover, or coat, with verdigris. [R.] An old verdigrised brass bugle. Hawthorne. [1913 Webster] … The Collaborative International Dictionary of English
verdigris — [vʉr′di grēs΄, vʉr′digris] n. [ME vertegrez < MFr verdegris < OFr vert de Grece, lit., green of Greece < verd, green (see VERT1) + de, of + Grece, Greece] 1. a green or greenish blue poisonous compound, a basic acetate of copper,… … English World dictionary
verdigris — c.1300, from O.Fr. verte grez (13c.), verte de Grece (late 12c.), lit. green of Greece, from obsolete Fr. verd, from L. viridis (see VERDURE (Cf. verdure)). The reason for it being called that is not known. In chemistry, confined to a basic… … Etymology dictionary
verdigris — ► NOUN ▪ a bright bluish green encrustation or patina formed on copper or brass by atmospheric oxidation. ORIGIN from Old French vert de Grece green of Greece … English terms dictionary
verdigris — noun a) A blue green patina that forms on copper containing metals. Lets to the museum. Cannon balls, arrow heads; Roman glass and a forceps green with verdigris. b) Copper acetate … Wiktionary
verdigris — [14] Etymologically, verdigris means ‘green of Greece’. It comes from Old French vertegrez, a conflation of vert de Grece ‘green of Greece’ (vert came from Latin viridis ‘green’, which also gave English verdant [16] and verdure [14] and may be… … The Hutchinson dictionary of word origins
verdigris — [[t]vɜ͟ː(r)dɪgrɪs, griːs[/t]] N UNCOUNT Verdigris is a greenish blue substance that forms on the metals copper, brass, and bronze after they have been left in wet or damp conditions … English dictionary