noun
Used in scientific and everyday contexts to refer to the Celsius temperature scale. Often interchangeable with 摂氏 (せっし), but セルシウス is more common in casual speech.
See also: 摂氏 (せっし)
今日の気温は25セルシウスです。
Today's temperature is 25 degrees Celsius.
水は100セルシウスで沸騰する。
Water boils at 100 degrees Celsius.