Glossary term
triple point of water
Definition
The temperature and pressure at which the three phases of water (liquid water, solid ice and gaseous water vapour) exist in equilibrium (a temperature of 0.01°C or 273.16 K and a pressure of 611.73 Pa).
The temperature and pressure at which the three phases of water (liquid water, solid ice and gaseous water vapour) exist in equilibrium (a temperature of 0.01°C or 273.16 K and a pressure of 611.73 Pa).