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WordReference Random House Unabridged Dictionary of American English © 2024per•me•a•bil•i•ty (pûr′mē ə bil′i tē),USA pronunciation n. - the property or state of being permeable.
- ElectricityAlso called magnetic permeability. a measure of the change in magnetic induction produced when a magnetic material replaces air, expressed as a coefficient or a set of coefficients that multiply the components of magnetic intensity to give the components of magnetic induction.
- Geologythe capability of a porous rock or sediment to permit the flow of fluids through its pore spaces.
- [Aeron.]the rate at which gas is lost through the envelope of an aerostat, usually expressed as the number of liters thus diffused in one day through a square meter.
- Nautical, Naval Termsthe capacity of a space in a vessel to absorb water, measured with reference to its temporary or permanent contents and expressed as a percentage of the total volume of the space.
- permea(ble) + -bility 1750–60
Collins Concise English Dictionary © HarperCollins Publishers:: permeability /ˌpɜːmɪəˈbɪlɪtɪ/ n - the state or quality of being permeable
- a measure of the response of a medium to a magnetic field, expressed as the ratio of the magnetic flux density in the medium to the field strength; measured in henries per metre
Symbol: μ
per•me•a•ble /ˈpɜrmiəbəl/USA pronunciation adj. - capable of being permeated.
per•me•a•bil•i•ty /ˌpɜrmiəˈbɪlɪti/USA pronunciation n. [uncountable] WordReference Random House Unabridged Dictionary of American English © 2024per•me•a•ble (pûr′mē ə bəl),USA pronunciation adj. - capable of being permeated.
- Late Latin permeābilis, equivalent. to permeā(re) to permeate + -bilis -ble
- late Middle English 1400–50
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