Reaumur
adjective
Re·au·mur ˌrā-ō-ˈmyu̇r 
ˈrā-ō-ˌmyu̇r
: 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
Word History
Etymology
René Antoine Ferchault de Réaumur
First Known Use
1799, in the meaning defined above
Medical Definition
Reaumur
adjective
Re·au·mur ˌrā-ō-ˈmyu̇(ə)r
: 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 Definition
Réaumur
biographical name
Ré·au·mur ˌrā-ō-ˈmyu̇r
-ˈmᵫr
René-Antoine Ferchault de 1683–1757 French naturalist and physicist