Prussian blue

Meaning

Noun

1. (countable, uncountable) An insoluble dark, bright blue pigment, ferric ferrocyanide (equivalent to ferrous ferricyanide), used in painting and dyeing, and as an antidote for certain kinds of heavy metal poisoning.
2. (countable, uncountable) A moderate to rich blue colour, tinted with deep greenish blue.

Adj

Of a rich blue colour, tinted with green.

Synonyms

Berlin blue

iron blue

bearing blue

Translations

Berliner Blau

blau de Prússia

Preußischblau

caeruleus berolinensis

bleu

azul de Prusia

Bleu de Prusse

Pottascheblau

Preußisch Blau

bleu de Prusse

Bronzeblau

Turnbulls Blau

Französischblau

preußisch Blau

Pariser Blau

Etymology

The pigment was discovered circa 1700 in the German state of Prussia by a paint-maker named Diesbach.