Turkey blue

== English == === Etymology === From the manner of preparing indigo practiced in the Ottoman Empire ("Turkey"). Doublet of turquoise blue. === Noun === Turkey blue (countable and uncountable, plural Turkey blues) (obsolete) A deep blue obtained by careful application of indigo dye to silk. 1810, "Dyeing", Encyclopaedia Britannica, 4th ed., Vol. VII, §§300–302: Silk is dyed blue with indigo alone, without any proportion of woad... with ſix pounds of bran, and about twelve ounces of madder... half a pound of madder for each pound of potaſh, renders the vat greener, and produces a more fixed colour in the ſilk... it is wrung out, and expoſed to the air, that the green colour may change to a blue... Some addition is required to be made to the indigo, to give ſilk a deep blue... For the Turkey blue, which is the deepeſt, a ſtrong bath of archil is firſt prepared. Conchineal is alſo ſometimes uſed, inftead of archil, for the ground, to render the colour more permanent. (obsolete) An item dyed Turkey blue. ==== Synonyms ==== Turkey, Turkey color ==== Related terms ==== Turkey red === Adjective === Turkey blue (comparative more Turkey blue, superlative most Turkey blue) (obsolete) Dyed Turkey blue. (obsolete) Colored Turkey blue or (inexact) a similarly deep blue. ==== Synonyms ==== Turkey, Turkey color ==== Related terms ==== Turkey red === See also === === References === “Turkey, n1.”, in OED Online ⁠, Oxford: Oxford University Press, launched 2000.