PRUSSIAN BLUE


Meaning of PRUSSIAN BLUE in English

noun

Etymology: translation of French bleu de Prusse

1. usually capitalized P

a. : any of numerous iron blue pigments formerly regarded as ferric ferrocyanide ; especially : one characterized by dark masstones and reddish tints — compare chinese blue 1a, turnbull's blue

b. : a dark blue crystalline salt Fe 4 [Fe(CN) 6 ] 3 . x H 2 O obtained by precipitation from a solution of ferrocyanic acid or a ferrocyanide treated with a ferric salt and used as a test for ferric iron; ferric ferrocyanide

2. often capitalized P : any of the colors produced with Prussian blue, averaging a moderate to strong blue that is greener than orient — called also Berlin blue, bronze blue, Brunswick blue, Chinese blue, Hortense blue, Milori blue, Paris blue, steel blue

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