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Webster 1913 Edition

(rā̍ˊōˊmụr′)

Adj.

Of or pertaining to

René Antoine Ferchault de

Réaumur

; conformed to the scale adopted by

Réaumur

in graduating the thermometer he invented.

–

Noun.

A Réaumur thermometer or scale.

☞ The Réaumur thermometer is so graduated that 0° marks the freezing point and 80° the boiling point of water. Frequently indicated by R. Cf.

, and

. See Illust. of

Réaumur ‎(uncountable)

a temperature scale in which the boiling point of water is 80 degrees and its freezing point is 0 degrees.