Permeability definition

pûrmē-ə-bĭlĭ-tē
permeabilities
See word origin
Frequency:
The ability of a substance to allow another substance to pass through it, especially the ability of a porous rock, sediment, or soil to transmit fluid through pores and cracks. Geologic permeability is usually measured in millidarcies.
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The rate of flow of a liquid or gas through a porous material.
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The property or condition of being permeable.
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The state or quality of being permeable.
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(physics) A quantitative measure of the degree of magnetization of a material in the presence of an applied magnetic field (measured in newtons per ampere squared in SI units).
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The rate of diffusion of a fluid through a porous body.
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Magnetic permeability.
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(geology) A measure of the ability of a rock to transmit fluids (such as oil or water)
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Permeability is how easily liquid and gas passes through something.

An example of permeability is how fast water flows through a porous rock.

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The property of a porous substance, as rock or a membrane, of allowing the flow of a fluid through it.
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The measure of the ease with which a magnetic field can establish magnetic induction in a particular material.
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The property of being permeable.
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The rate of flow of a fluid through a porous material.
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Other Word Forms

Noun

Singular:
permeability
Plural:
permeabilities

Origin of permeability

  • From French perméabilité

    From Wiktionary

Permeability Sentence Examples

  • The first exact experiments demonstrating the changes which occur in the permeability of iron,, 3 Phil.

  • In regard to water, all soils have two actions - namely, permeability and absorbability.

  • So far, the best results have been attained with aluminium, and the permeability was greatest when the percentages of manganese and aluminium were approximately proportional to the atomic weights of the two metals.

  • The values of the permeability corresponding to the highest and lowest temperatures are given in the following table.

  • The silicon-iron had, in fields up to about Io, a greater permeability than a sample of the best Swedish charcoal-iron, and its hysteresisloss for max.

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Words near permeability in the Dictionary