from
The Collaborative International Dictionary of English v.0.48
R'eaumur \R['e]`au`mur"\ (r[asl]`[=o]`m[.u]r"), a.
Of or pertaining to Ren['e] Antoine Ferchault de R['e]aumur;
conformed to the scale adopted by R['e]aumur in graduating
the thermometer he invented. -- n. A R['e]aumur thermometer
or scale.
[1913 Webster]
Note: The R['e]aumur thermometer is so graduated that 0[deg]
marks the freezing point and 80[deg] the boiling point
of water. Frequently indicated by R. Cf. {Centigrade},
and {Fahrenheit}. See Illust. of {Thermometer}.
[1913 Webster]