CELSIUS

[Cel.si.us] adj [Anders Celsius] (ca. 1850): relating to, conforming to, or having the international thermometric scale on which the interval between the triple point of water and the boiling point of water is divided into 99.99 degrees with 0.01 degrees representing the triple point and 100 degrees the boiling point "10 degrees ~"--abbr. C--compare centigrade