ureilite

U1R1E1I1L1I1T1E1
UK/ˈjɔːɹiɪlʌɪt/UK/ˈjʊəɹiɪlʌɪt/

noun

An achondrite composed mostly of olivine and clinobronzite with some diamond or graphite.

OriginRussian урейлит →
Scrabble 8
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Meanings

nounureilite (plural ureilites)

plural ureilites

  1. An achondrite composed mostly of olivine and clinobronzite with some diamond or graphite.

    Early inspections of the meteorite revealed it to be a ureilite, an unusual composition that does not match other space rocks known to have come from the moon or Mars.

    2018 April 18, Ian Sample, “Diamonds in Sudan meteorite 'are remnants of lost planet'”, in The Guardian

Origin

  1. Russianурейлит
  2. Englishureilite

From Russian урейлит (urejlit), named after the Mordovian village of Novy Urey, where a meteorite of this type fell on 4 September 1886.

More words from Russian

Full word history & related roots →
Cite this entry
APA

ureilite. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/ureilite

MLA

“ureilite.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ureilite. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “ureilite,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/ureilite.

Source: ureilite on Wiktionary, CC BY-SA 4.0.