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freezing point
noun
- the temperature at which a liquid freezes:
The freezing point of water is 32°F, 0°C.
freezing point
noun
- the temperature below which a liquid turns into a solid. It is equal to the melting point
freezing point
/ frē′zĭng /
- The temperature at which a liquid, releasing sufficient heat, becomes a solid. For a given substance, the freezing point of its liquid form is the same as the melting point of its solid form, and depends on such factors as the purity of the substance and the surrounding pressure. The freezing point of water at a pressure of one atmosphere is 0°C (32°F); that of liquid nitrogen is −209.89°C (−345.8°F).
- See also state of matter
freezing point
- The temperature at which a liquid changes into a solid ; the same temperature as the melting point . ( See phases of matter .)
Notes
Word History and Origins
Origin of freezing point1
Example Sentences
Circumpolar deep water is salty and has a lower freezing point.
Sugar has the physical function in slushies of decreasing the freezing point of water.
They also used heavy water, a form of water where the hydrogen atoms are replaced by deuterium, which gives the water a higher freezing point, and helps create the smooth structure.
A dash of greenhouse effect is useful -- without it, Earth would have an average temperature below the freezing point of water, looking like a ball covered with ice and hostile to life.
As ice crystals start to form, the concentration of sugars and other dissolved materials in the unfrozen liquid increases, which further lowers its freezing point.
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