Definition of Orpiment

1. Noun. A yellow mineral occurring in conjunction with realgar; an ore of arsenic.

Terms within: Arsenic, As, Atomic Number 33
Generic synonyms: Mineral



Definition of Orpiment

1. n. Arsenic sesquisulphide, produced artificially as an amorphous lemonyellow 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.

Definition of Orpiment

1. Noun. arsenic trisulphide, occurring naturally in crystals or massive deposits, formerly used as a dye or pigment ¹

¹ Source: wiktionary.com

Definition of Orpiment

1. a yellow dye [n -S]

Medical Definition of Orpiment

1. Arsenic sesquisulphide, produced artificially as an amorphous lemonyellow 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. "Our orpiment and sublimed mercurie." (Chaucer) Red orpiment, realgar; the red sulphide of arsenic. Yellow orpiment, king's yellow. Origin: F, fr. L. Auripigmentum; aurum gold + pigmentum pigment. Cf. Aureate, Pigment, Orpin, Orpine. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Orpiment

orpharions
orpheite
orpheline
orphenadrine
orphenadrine citrate
orphenadrine hydrochloride
orpheus
orphic
orphical
orphically
orphism
orphisms
orphrey
orphreyed
orphreys
orpiment (current term)
orpiments
orpin
orpine
orpines
orpins
orra
orrach
orrachs
orreries
orrery
orrice
orrices
orris
orrises

Literary usage of Orpiment

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Non-metallic Minerals: Their Occurrence and Uses by George Perkins Merrill (1910)
"orpiment, or auripigment as it is also called, is a trisulphide of arsenic ... Realgar and orpiment are very beautiful, though not abundant minerals which ..."

2. A Journal of Natural Philosophy, Chemistry and the Arts by William Nicholson (1808)
"XIV, Remarks mi orpiment and Realgar: by Mr. THF.NARD*. of ar-cnic mo- t"ese compounds were formed ot oxide ol arsenic, and sul- and realgar are two ores of ..."

3. Poisons: Their Effects and Detection by Alexander Wynter Blyth, Meredith Wynter Blyth (1906)
"Of the sulphides of arsenic, two only, realgar and orpiment, are of any ... Tanners also formerly employed a mixture of 90 parts of orpiment and 10 of ..."

4. A System of Mineralogy: In which Minerals are Arranged According to the by Robert Jameson (1820)
"GENUS I. SULPHUR. Schwefel, Müht. is genus contains three species, viz. Red orpiment, How orpiment, and Prismatic Sulphur. 1. Red orpiment, or Ruby Sulphur, ..."

5. Chemical Abstracts by American Chemical Society (1908)
"... in what would otherwise be called a magnetite rock. It crystallized later than the magnetite. WF HILLEBRAND. Note on the Occurrence of orpiment on the ..."

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