Réaumur

Re·né An·toine Fer·chault de [r, uh, -, ney, ah, n, -, twan, fe, r, -, shoh, d, uh], 1683–1757, French physicist and inventor.

Also Reau·mur. noting or pertaining to a temperature scale Réaumur scale in which 0° represents the ice point and 80° represents the steam point.