Wiktionary
n. (context physics English) One of the three fundamental structural phases of matter in which the thermal mobility of molecules or atoms is comparable with the cohesiveness, having them connected but fluid in a mass.
Usage examples of "liquid phase".
Almost half of that atmosphere and by far the greater part of the liquid phase of the planet is a substance of extremely low latent heat of vaporization, with a boiling point such that during the daytime it is a vapor and at night a liquid.
On Mars this absence of the liquid phase is true as well for water.
Now ordinarily the gas phase is much larger than the liquid phase.
Organic life didn't seem to develop except where water could exist in its liquid phase, which was to say in the narrow, 100-degree band between about 270 and 370 Kelvin.
So tremendous was the effect of the energy rays that the transition of matter from solid to gaseous state followed almost immediately without first passing through the liquid phase.