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English to English adjective
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allowing fluids or gases to pass or diffuse through |  | Example: permeable membranes
rock that is permeable by water
source: wordnet30
| 2 |
Capable of being permeated, or passed through; yielding passage; passable; penetrable; -- used especially of substances which allow the passage of fluids; as, wood is permeable to oil; glass is permeable to light. | | source: webster1913
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