Webster dictionary was developed by Noah Webster in the beginning of 19th century. On this website, you can find definition for Zaffer from the 1913 edition of Webster's Revised Unabridged Dictionary. Define Zaffer using one of the most comprehensive free online dictionaries on the web.
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Part of Speech: noun
Results: 1
1. A
pigment obtained, usually
by roasting cobalt glance with sand or quartz,
as a
dark earthy powder.
It consists
of crude
cobalt oxide,
or of an impure cobalt arseniate.
It is used in porcelain
painting,
and in enameling pottery,
to produce a
blue color,
and is often confounded
with smalt,
from which,
however,
it is distinct,
as it contains no potash.
The name is often loosely applied to mixtures
of zaffer proper
with silica,
or oxides
of iron,
manganese, etc.
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