orpiment 音標拼音: ['ɔrpəmənt]
n . 雌黃
雌黃
orpiment n 1 :
a yellow mineral occurring in conjunction with realgar ;
an ore of arsenic Orpiment \
Or "
pi *
ment \,
n . [
F .,
fr .
L .
auripigmentum ;
aurum gold pigmentum pigment .
Cf . {
Aureate }, {
Pigment }, {
Orpin },
{
Orpine }.] (
Chem .)
Arsenic sesquisulphide ,
produced artificially as an amorphous lemon -
yellow powder ,
and occurring naturally as a yellow crystalline mineral ; --
formerly called {
auripigment }.
It is used in king '
s yellow ,
in white Indian fire ,
and in certain technical processes ,
as indigo printing .
[
1913 Webster ]
Our orpiment and sublimed mercurie . --
Chaucer .
[
1913 Webster ]
{
Red orpiment },
realgar ;
the red sulphide of arsenic .
{
Yellow orpiment },
king '
s yellow .
[
1913 Webster ]
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