nine-thousander

noun

Any mountain that extends more than 9,000 metres (29,528 ft) from the surface.

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Meanings

nounnine-thousander (plural nine-thousanders)

plural nine-thousanders

  1. Any mountain that extends more than 9,000 metres (29,528 ft) from the surface.

    Let’s say that Everest was 200 meters higher, that is, a nine-thousander peak. Would an ascent without additional oxygen still be possible?

    2018 August 5, Johanna Stöckl, “Reinhold Messner and his famous expedition to Mount Everest: “You mutate into a zombie””, in ISPO
  2. Any mountain that extends more than 9,000 feet but less than 10,000 feet above sea level.

Origin

From nine thousand + -er.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

Source: nine-thousander on Wiktionary, CC BY-SA 4.0.