freezing point

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freezing point

the temperature at which a liquid begins to freeze; for water, the freezing point is 0° C, or 32° F.

freez·ing point

the temperature at which a liquid solidifies.

freezing point

Etymology: ME, fresen, to be cold; L, punctus, pricked
the temperature at which a substance changes from a liquid to a solid state. The freezing point for water is 32° on the Fahrenheit scale and 0° on the Celsius scale.


reducing the temperature of materials to the freezing point of water so that they are frozen solid. Used in the preservation of food, the preparation of material for histopathological examination and in cryosurgery.

freezing point
the temperature at which a liquid begins to freeze; for water, the freezing point is 32°F (0°C).
quick freezing
greatly improves the quality of meat because of reduced ice crystal formation.
skin freezing


1. a small area or spot; the sharp end of an object.
2. to approach the surface, like the pus of an abscess, at a definite spot or place.
3. a single tine of an antler.
4. extremities of a sheep fleece which has been removed from the sheep and laid out on a classing table.

auricular point
the center of the opening of the external acoustic meatus.
boiling point
the temperature at which a liquid will boil: at sea level, 212°F (100°C).
point of buttock
the prominence caused by the ischial tuberosity.
point of croup
highest point of the croup; caused by the sacral tuberosity.
dew point
the temperature at which moisture in the atmosphere is deposited as dew.
point of the elbow
the summit of the olecranon process.
point firing
see firing.
freezing point
the temperature at which a liquid begins to freeze; for water, 32°F (0°C).
point of the hip
the most lateral point of the hip; caused by the coxal tuberosity.
point of the hock
the summit of the calcaneus.
ice point
the temperature of equilibrium between ice and air-saturated water under one atmosphere pressure.
isobestic point
the wavelength at which two substances have the same absorptivity.
isoelectric point (pI)
the pH of a solution in which molecules of a specific substance, such as a protein, have equal numbers of positively and negatively charged groups and therefore do not migrate in an electric field.
lacrimal point
lacrimal puncta.
point of lay
the age of sexual maturity in female fowls.
point of maximal impulse (PMI)
the point on the chest where the impulse of the left ventricle is felt most strongly. It is usually on the left chest wall, around the area of the 5th costochondral junction.
melting point
the minimum temperature at which a solid begins to liquefy.
nodal p's
two points on the axis of an optical system situated so that a ray falling on one will produce a parallel ray emerging through the other.
point outbreak
see point epidemic.
paper point
very fine, tapered swabs used in endodontics to dry up the root canal.
point prescriptions
details of the exact needle procedures and locations of insertions for the treatment of specific diseases.
point prevalence rate
the proportion of the animals in a population at a point in time which are affected by the subject disease at that point. Called also instantaneous prevalence.
point selection
can be based on a table of prescriptions for specific diseases, or on the basis of which acupoints are tender, or on the basis of the innervation of the area of the lesion, and so on for a series of 11, and possibly more, strategies.
point of the shoulder
the point over the greater tubercle of the humerus.
point source epidemic
see point epidemic.
point of the sternum
the most cranial point of the sternum, caused by the manubrium.
trigger point
a spot on the body at which pressure or other stimulus gives rise to specific sensations or clinical signs.
triple point
the temperature and pressure at which the solid, liquid, and gas phases of a substance are in equilibrium.
References in periodicals archive ?
National Institutes of Health, in support of the study, said the new technique involved injecting the donated organ with 3-OMG 3-O-methyl-D-glucose (3-OMG) and polyethylene glycol (PEG-35kD), the active ingredients in anti-freeze, which lowers the freezing point of a solution.
They are the respective boiling point, zero-point and freezing point of water.
As the vial is cooled, it passes through the thermodynamic freezing point (Tf), which for water is 0 [degrees]C, and below which nucleation occurs.
On the Kelvin scale, what is the freezing point of water?
But tests show jatropha has an even lower freezing point than jet fuel.
If it was in the tanks, where the fuel is agitated by sloshing, it would take a very long time in very cold air to bring the bulk temperature down to anywhere near its freezing point.
Milk's freezing point is slightly below OC, so adding water would raise its freezing point.
The assignment involves keeping a total space of 900,000 cubic metres at five centigrades despite outdoor temperatures that can fall to 35 centigrades below freezing point.
The plate is chilled to a temperature below the mixture's freezing point, or the temperature at which a substance changes from a liquid to a solid.
If the temperature suddenly drops, they release prodigious amounts of glucose from their rivers, flooding their internal organs in a sugary syrup, greatly lowering the freezing point of their body core.
Freezing Point, a four-page broadsheet, had been published weekly since 1995 in the 500,000-circulation China Youth Daily.