| Reaumur scale | A thermometer scale in which each degree Reaumur (캲) is 1/80 of the temperature difference between the freezing point and boiling point of pure water at 1 atmosphere pressure, with 0캲 set at the freezing point and 80캲 set at the boiling point of water. (05 Mar 2000) |
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| Reaumur, Rene de | <person> French physicist, 1683-1757. See: Reaumur scale. (05 Mar 2000) |