Réaumur scale

British

noun

a scale of temperature in which the freezing point of water is taken as 0° and the boiling point is 80°

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Réaumur scale

C18: named after René Antoine Ferchault de Réaumur (1683–1757), French physicist, who introduced it

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