freezing point (freezing points plural ), freezing-point
1 n-uncount Freezing point is 0<degree> Celsius, the temperature at which water freezes. Freezing point is often used when talking about the weather.
usu above/below/to N
The temperature remained below freezing point throughout the day.
2 n-count The freezing point of a particular substance is the temperature at which it freezes.
usu with poss