Word.ws English Dictionary

marcasite

Syllables: mar·ca·siteUK/ˈmɑːkəsʌɪt/US/ˈmɑɹ.kə.sɑɪ̯t/

marcasite noun: the orthorhombic form of iron disulfide, FeS₂, occurring as yellow crystals.

marcasite: the orthorhombic form of iron disulfide, FeS₂, occurring as yellow crystals
Image: Luc Viatour, CC BY-SA 3.0, via Wikimedia Commons

Noun

marcasite (countable and uncountable, plural marcasites)

  1. The orthorhombic form of iron disulfide, FeS₂, occurring as yellow crystals.
  2. Pyrite.
  3. (historical) Any of various metal sulfides, usually iron sulfide minerals.
    • If he wants to speak as a physician, however, he must say, this marcasite is the man's disease, hence it will cure him.1999, Paracelsus, “Opus Paramirum”, in Nicholas Goodrick-Clarke, transl., Essential Readings, North Atlantic Books, page 95

marcasite meaning in Tamil and Arabic

marcasite in Tamil

மார்கசைற்று

marcasite in Arabic

mineral
مَرْقَشِيتَا marqašītā

Synonyms of marcasite

Forms of marcasite

pluralmarcasites

Origin of marcasite

From Medieval Latin marchasita et al., from Arabic مَرْقَشِيتَا (marqašītā).

Words formed from marcasite

Questions about marcasite

What does marcasite mean?
Marcasite means the orthorhombic form of iron disulfide, FeS₂, occurring as yellow crystals.
What is marcasite in Tamil?
Marcasite in Tamil is மார்கசைற்று. See Marcasite meaning in Tamil.
What part of speech is marcasite?
Marcasite is a noun.
How do you pronounce marcasite?
Marcasite is pronounced /ˈmɑːkəsʌɪt/ (UK).
What is the plural of marcasite?
The plural of marcasite is marcasites.

Words near marcasite in the dictionary

  1. Marcanos
  2. marcantant
  3. Marcantel
  4. Marcantels
  5. Marcapomacocha
  6. marcasite
  7. marcasites
  8. marcasitic
  9. marcasitical
  10. marcassin
  11. marcassins

Source and license

Adapted from Wiktionary: marcasite (page history and authors); marcasite (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “marcasite.” Word.ws, https://word.ws/marcasite. Based on Wiktionary, CC BY-SA 4.0.