Réaumur scale

proper noun

A temperature scale on which 0 °C is 0 and 100 °C is 80.

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Meanings

proper noun
  1. A temperature scale on which 0 °C is 0 and 100 °C is 80.
  2. historicalA temperature scale on which water freezes at 0 and the alcohol mixture expands by 8% and boils at 80.

Origin

Named after the French scientist René Antoine Ferchault de Réaumur (1683–1757).

Full word history & related roots →
Cite this entry
APA

Réaumur scale. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/R%C3%A9aumur%20scale

MLA

“Réaumur scale.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/R%C3%A9aumur%20scale. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Réaumur scale,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/R%C3%A9aumur%20scale.

Source: Réaumur scale on Wiktionary, CC BY-SA 4.0.