Word Study
celsius
CIDE DICTIONARY
celsius, n.
The Celsius thermometer or scale, so called from Anders Celsius, a Swedish astronomer, who invented it. It is the same as the centigrade thermometer or scale. [1913 Webster]
OXFORD DICTIONARY
celsius, adj. of or denoting a temperature on the Celsius scale.
Idiom
Celsius scale a scale of temperature on which water freezes at 0° and boils at 100° under standard conditions.
Etymology
A. Celsius, Sw. astronomer d. 1744
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