ALL meanings of triple point
tri·ple point
T t - noun triple point the particular temperature and pressure at which the solid, liquid, and gaseous phases of a given substance are all at equilibrium with one another. 1
- noun triple point the temperature and pressure at which the three phases of a substance are in equilibrium. The triple point of water, 273.16 K at a pressure of 611.2 Pa, is the basis of the definition of the kelvin 0
- noun triple point a pressure and temperature combination at which the solid, liquid, and vapor phases of a substance exist in contact and in equilibrium with one another: the triple point of water is 273.16°K (0.01°C) at c. 4.6 mm of mercury 0