Meaning of VERDIGRIS in English

VERDIGRIS

I. ˈvərdəˌgrēs, ˈvə̄d-, ˈvəid-, -ˌgris sometimes -ˌgrē noun

( -es )

Etymology: alteration (influenced by Middle French verdegris, alteration — influenced by gris gray — of Old French verte grez ) of Middle English vertegrez, from Old French verte grez, vert de Grice, literally, green of Greece, from vert green + de of, from (from Latin) + Grice, Grece Greece, from Latin Graecia — more at grizzle , verdant , de- , grecian

1. : a green or greenish blue poisonous pigment obtained by the action of acetic acid on copper and used chiefly in antifouling paints and formerly in medicine: as

a. : a light blue powder or silky blue crystalline product Cu(C 2 H 3 O 2 ) 2 .CuO.6H 2 O — called also blue verdigris

b. : a green product 2Cu(C 2 H 3 O 2 ) 2 .CuO.6H 2 O — called also green verdigris

2. : the poisonous normal copper acetate Cu(C 2 H 3 O 2 ) 2 .H 2 O obtained as a green powder or dark green efflorescent crystals (as by the action of acetic acid on copper oxide [sense b]) and used chiefly in making Paris green — called also crystallized verdigris, neutral verdigris

3. : a green or bluish deposit especially of copper carbonates formed on copper, brass, or bronze surfaces — compare patina 2

4. or verdigris green : a moderate yellowish green that is greener, lighter, and stronger than tarragon or average almond green and paler and slightly greener than malachite green — called also distilled green, Montpellier green, Spanish green, verdet

II. verb

( -ed/-ing/-es )

transitive verb

: to cover or coat with verdigris

a rusty lantern or a verdigrised cannonball — Nike Anderson

intransitive verb

: to become spotted or stained with verdigris — used of an insect mounted on a pin

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.