1. Able to absorb fluids
   "the partly porous walls of our digestive system"; "compacting the soil to make it less porous" 
2. Full of pores or vessels or holes
   - poriferous 
3. Allowing passage in and out
   "our unfenced and largely unpoliced border inevitably has been very porous"
   - holey

See also: leaky, permeable, pore, porose, porosity

Antonym: nonporous

Encyclopedia: Porous

• mucic acid
• mucid
• muciferous
• mucilage
• mucilaginous
• mucin
• mucinoid
• mucinous
• muck
• muck about
• muck around
• muck in
• muck up
• mucker
• muckheap
• muckhill
• muckle
• muckrake
• muckraker
• muckraking
• mucky
• mucocele
• mucocutaneous
• mucocutaneous leishmaniasis
• mucocutaneous lymph node syndrome