Definition of Reaumur
: relating to or conforming to a thermometric scale on which the boiling point of water is at 80° above the zero of the scale and the freezing point is at zero
Origin and Etymology of reaumur
René Antoine Ferchault de Réaumur
First Known Use: 1799
Definition of Réaumur
René-Antoine Ferchault de 1683–1757 Fr. naturalist & physicist
Medical Definition of Reaumur
: relating or conforming to a thermometric scale on which the boiling point of water is at 80° above the zero of the scale and the freezing point is at zero <the Reaumur thermometer>—abbreviation R
Biographical Note for reaumur
René–Antoine Ferchault de (1683–1757), French physicist and naturalist. Réaumur devised in 1730 a thermometer with a scale marking 0° as the freezing point and 80° as the boiling point of water. Interested in many areas of science, he isolated gastric juice in 1752 and investigated its role in the digestive process.
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