zaffer
noun
zaf·fer
variants
or zaffre
or less commonly zaffree
or zaffar
or zaffir
ˈzafə(r)
-frē
-fə(r)
plural -s
1
a
: an impure cobalt oxide obtained as a dark earthy powder usually by roasting cobaltite or smaltite and used in the manufacture of smalt and as a blue ceramic color
b
: smalt
2
: any of various mixtures of zaffer (as with silica or iron oxide)
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Cite this Entry
“Zaffer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zaffer. Accessed 30 Nov. 2024.
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