zaffer
or zaf·fre
an artificial mixture, resembling smalt, containing cobalt oxide and, usually, silica, used to produce a blue color in glass and in ceramic glazes.
Origin of zaffer
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use zaffer in a sentence
The ore of cobalt, called zaffre, is found in several parts of Europe, but chiefly in Saxony.
Zaffre, digested in aqua regia, and diluted with four times its weight of water, is sometimes employed; a green tint results.
The Short-story | William Patterson AtkinsonZaffre is now made from the cobalt ores found in these hills.
The Mosaic History of the Creation of the World | Thomas WoodDissolve zaffre, in powder, in aqua regia, for twenty-four hours.
Endless Amusement | UnknownA little oxide of cobalt or zaffre is frequently added to alter the shade.
British Dictionary definitions for zaffer
zaffre
/ (ˈzæfə) /
impure cobalt oxide, used to impart a blue colour to enamels
Origin of zaffer
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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