patina

English Thesaurus

1. a fine coating of oxide on the surface of a metal (noun.artifact)

hypernym	:	coat, coating,
definition	:	a thin layer covering something (noun.artifact)

hyponym	:	verdigris,
definition	:	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 (noun.artifact)

derivation	:	patinate, patinise, patinize,
definition	:	coat with a patina (verb.contact)

derivation	:	patinate, patinise, patinize,
definition	:	coat with a patina (verb.contact)