melting point

views updated May 29 2018

melting point Temperature at which a substance changes from solid to liquid. The melting point of the solid has the same value as the freezing point of the liquid, thus the melting point of ice, 0°C (32°F or 273.15K), is the same as the freezing point of water.

melting point

views updated May 23 2018

melt·ing point • n. the temperature at which a given solid will melt.

melting point

views updated May 23 2018

melting point The temperature at which a compound melts to a liquid. Often characteristic of a particular chemical and used as a means of identification. Particularly valuable as an index of purity, since impurities lower the melting point.