Definition of porosity in US English:

porosity

noun

  • See porous

    • ‘Soil aeration, porosity and water-holding capacity have been affected due to the reduced organic matter.’
    • ‘When welding copper alloys containing these elements, porosity can be minimized by higher weld speeds and a filler metal low in these elements.’
    • ‘The origin of the difference between the two species may be related to the fine structure of the roots, namely the porosity of Casparian bands.’
    • ‘To eventually translocate, cells must navigate the meshwork, the porosity of which can be smaller than the largest cell dimensions.’
    • ‘Soil structure, or the size and arrangement of particles, determines the porosity of the soil.’

Pronunciation

porosity

/pəˈrɑsədi//pəˈräsədē/