permeable

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

allowing fluids or gases to pass or diffuse through
- permeable membranes
- rock that is permeable by water
• Ant:
impermeable
• Similar to:
porous, semipermeable
• See Also:
leaky, pervious
• Derivationally related forms:
permeability, permeableness