adj
Celsius
SEHL-see-uhs
adj
1
Relating to the temperature scale where water freezes at 0 degrees and boils at 100 degrees.
"The forecast predicts a high of 24 degrees Celsius."
How to Use Celsius
Learner’s notesIn plain EnglishThe metric temperature scale used in most of the world (as opposed to Fahrenheit).
UK vs US
Celsius is standard in the UK and almost everywhere except the US, which mainly uses Fahrenheit.
Easily confused with
Common pairings
degrees Celsius
Celsius scale
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The forecast predicts a high of 24 degrees _____.
Etymology
Named after the Swedish astronomer Anders Celsius (1701 to 1744), who devised an early version of the scale.