permeable
UK /ˈpɜːmiəbəl/ US /ˈpɝmiəbəl/
adj 2
Definitions
adj
1
Able to be permeated; absorbing or allowing the passage of fluids.
permeable strata
Rainwater sinks through permeable rock to form an underground reservoir.
2
Allowing the passage of persons, information, or other things, especially when such passage occurs despite hopes or expectations otherwise.
permeable borders
permeable boundaries
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