verdigris

views updated May 21 2018

ver·di·gris / ˈvərdəˌgrēs; -ˌgris; -ˌgrē/ • n. a bright bluish-green encrustation or patina formed on copper or brass by atmospheric oxidation, consisting of basic copper carbonate.

verdigris

views updated May 23 2018

verdigris green rust of copper. XIV. ME. verdegres, vertegres — OF. vertegrez, earlier vert de Grece (mod. vert-de-gris) ‘green of Greece’. The reason for the name is unkn.