Permeability, permeable, and semipermeable may refer to:

Chemistry

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Earth and soil science

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Electromagnetism

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  • Permeability (electromagnetism), the degree of magnetization of a material in response to a magnetic field
    • Vacuum permeability, permeability of free space or magnetic constant, a physical constant, the value of magnetic permeability in a classical vacuum

Vehicles and transport

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Other uses

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