
1) Thermodynamic cycle
Found on
https://www.crosswordclues.com/clue/subcooling

The term subcooling refers to a liquid existing at a temperature below its normal saturation temperature. For example, water boils at 373K; at room temperature (300K) the water is termed `subcooled`. A subcooled liquid is the convenient state in which, say, refrigerants may undergo the remaining stages of a refrigeration cycle. Normally, a refri.....
Found on
http://en.wikipedia.org/wiki/Subcooling

To cool a liquid below its freezing point without it solidifying into ice.
Found on
https://www.encyclo.co.uk/local/20625
No exact match found.