Celsius
From BiblePortal Wikipedia
Webster's Dictionary [1]
(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.
The Nuttall Encyclopedia [2]
A distinguished Swedish astronomer, born at Upsala, and professor of Astronomy there; inventor of the Centigrade thermometer (1701-1744).