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orpiment

/ˈɔɹpəmənt/noun

orpiment is a noun meaning “Arsenic trisulphide, occurring naturally in crystals or massive deposits, formerly used as a dye or pigment” (English Wiktionary, September 2026). It is spelled O-R-P-I-M-E-N-T and has 3 syllables, and it appears about once in every 58 million words in written English (wordfreq, 2021 data). The plural of orpiment is orpiments.

What does orpiment mean?

noun

  1. 1

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

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How do you pronounce orpiment?

  • UK /ˈɔːpɪmənt/
  • US /ˈɔɹpəmənt/

Orpiment has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Forms of orpiment

  • orpiments plural
  • auripigment

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is orpiment?

Orpiment appears about once in every 58 million words in written English, the 237,177th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Orpiment in Spanish, French, German and Portuguese

In the sense arsenic trisulphide:

LanguageWords
Frenchorpiment
GermanAuripigment, Opperment, gelbes Schwefelarsenik, gelbe Arsenblende, Rauschgelb
Portugueseauripigmento, ouro-pimenta, ouro-pigmento
Spanishoropimente

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does orpiment come from?

From Middle English orpyment, from Old French orpiment, from Latin auripigmentum (“orpiment”), from aurum (“gold”) + pigmentum (“pigment”).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).