Celsius scale and Temperature scale

Celsius scale noun - A temperature scale that defines the freezing point of water as 0 degrees and the boiling point of water as 100 degrees.

Temperature scale and Celsius scale are semantically related. In some cases you can use "Temperature scale" instead a noun phrase "Celsius scale".

Temperature scale noun - A system of measuring temperature.

Celsius scale and temperature scale are semantically related. Sometimes you can replace phrase "Celsius scale" with "Temperature scale", this phrases are similar.