The Collaborative International Dictionary
Freezing \Freez"ing\, a. Tending to freeze; for freezing; hence, cold or distant in manner. -- Frrez"ing*ly, adv.
Freezing machine. See Ice machine, under Ice.
Freezing mixture, a mixture (of salt and snow or of chemical salts) for producing intense cold.
Freezing point, that degree of a thermometer at which a fluid begins to freeze; -- applied particularly to water, whose freezing point is at 32[deg] Fahr., and at 0[deg] Centigrade.
WordNet
n. a mixture of substances (usually salt and ice) to obtain a temperature below the freezing point of water
Usage examples of "freezing mixture".
I can state unequivocally that we were able to sustain ourselves without feeding, frozen, for as long as the freezing mixture lasted, which proved to be about seven days, based on the quantity we employed.
Ishmael had been mystified by their pleasure in the meteorological conditions, since Seattle weather had subsequently returned to its normal pattern and the streets were now calf-deep in a freezing mixture of ice, half-rotted snow, and rainwater.
Tresillian afterwards confessed that it was like the application of a freezing mixture.