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Celsius Line breaks: Cel|sius
Pronunciation: /ˈsɛlsɪəs/
(abbreviation: C)

Definition of Celsius in English:


[postpositive when used with a numeral]
Of or denoting a scale of temperature on which water freezes at 0° and boils at 100° under standard conditions: a temperature of less than 25° Celsius
More example sentences
  • The Kelvin scale uses Celsius units, the main difference being that zero on the Kelvin scale is absolute.
  • The ship's diving team took the opportunity to progress continuation training in the pristine 31 degrees Celsius waters around the port.
  • Biological records show that insect species are appearing six days earlier on average for each degree Celsius rise in temperature.


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(also Celsius scale) The Celsius scale of temperature.
Example sentences
  • Most of our temperatures will be presented in Celsius, but you can grab a Celsius to Fahrenheit converter here.
  • Likewise, we can measure temperatures on the Celsius or Fahrenheit scales.
  • I have similar problems with temperature - cold temperatures work best in Celsius, hot in Fahrenheit.


Celsius rather than centigrade is the standard accepted term when giving temperatures: use 25° Celsius rather than 25° centigrade.

Definition of Celsius in:
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