Mount Diablo

proper noun

A mountain in Contra Costa County, California.

OriginSpanish diablo →
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Meanings

proper noun
  1. A mountain in Contra Costa County, California.

Origin

  1. Spanishdiablo
  2. EnglishMount Diablo

From Spanish diablo (literally “devil”).

More words from Spanish

Full word history & related roots →
Cite this entry
APA

Mount Diablo. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Mount%20Diablo

MLA

“Mount Diablo.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Mount%20Diablo. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “Mount Diablo,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Mount%20Diablo.

Source: Mount Diablo on Wiktionary, CC BY-SA 4.0.