While changing from liquid to solid state :
Similarly on further increase of pressure and decrease in temperature of liquids the molecules are still compressed as in solids . At a particular temperature liquids change their state into solids state. This process is called as solidification. Example : conversion of water into ice in refrigerator.
FREEZING POINT : The freezing point or melting point of water is the temperature at which water changes phase from a liquid to a solid.
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