permeability
noun/ˌpɜːmiəˈbɪləti/
/ˌpɜːrmiəˈbɪləti/
[uncountable] (specialist)- the quality of allowing a liquid or gas to pass through
- an increase/decrease/change in permeability
- The force at the cell surface may change the permeability of the cell membrane.
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permeability