porosity

/pəˈrɑsəti/
noun
  1. The quality or state of having many small holes that allow liquids or air to pass through.
    • High porosity in the sponge allows it to hold a lot of water.
    • Engineers tested the porosity of the concrete to ensure it wouldn't leak.
    • The porosity of this soil makes it ideal for drainage in the garden.
What does "porosity" mean? | whatsthatwordmean | whatsthatwordmean