Definition of permeability in English:


Syllabification: per·me·a·bil·i·ty
Pronunciation: /ˌpərmēəˈbilitē


  • 1The state or quality of a material or membrane that causes it to allow liquids or gases to pass through it.
    More example sentences
    • Two of the five participants had abnormally high permeability; the intestinal permeability of all five decreased.
    • Unlike intestinal permeability, pulmonary permeability did not seem to be affected by disease activity.
    • But a more fundamental issue was the gas permeability of the polymer.
  • 2 Physics A quantity measuring the influence of a substance on the magnetic flux in the region it occupies.
    More example sentences
    • The coefficient of permeability remains constant during consolidation.
    • He calculated that a material that had a negative permittivity and a negative permeability would also have a negative refractive index.
    • Higher temperatures reaching up to 50°C enhanced cuticular water permeability by approximately one order of magnitude.

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