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    po·rous
    [ˈpôrəs]
    adjective
    porous (adjective)
    1. (of a rock or other material) having minute spaces or holes through which liquid or air may pass:
      "layers of porous limestones" · "some rocks are more porous than others"
      Opposite:
      • not retentive or secure:
        "he ran through a porous defense to score easily"
    Origin
    late Middle English: from Old French poreux, based on Latin porus ‘pore’.
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  3. porous adjective us / ˈpɔːr.əs / uk / ˈpɔː.rəs / Add to word list Something that is porous has many small holes, so liquid or air can pass through, especially slowly:
    dictionary.cambridge.org/us/dictionary/english/porous
    porous [ pawr - uh s, pohr - ] Phonetic (Standard)IPA adjective full of pores. permeable by water, air, etc.
    www.dictionary.com/browse/porous
    POROUS meaning: 1 : having small holes that allow air or liquid to pass through; 2 : easy to pass or get through
    www.britannica.com/dictionary/porous
  4. Porous Definition & Meaning - Merriam-Webster

  5. POROUS | English meaning - Cambridge Dictionary

  6. POROUS Definition & Meaning | Dictionary.com

  7. POROUS definition and meaning | Collins English …

    Porous means having many small holes in it, which water and air can pass through. It can also mean easy to cross or penetrate, or having pores in biology or geology.

  8. Porous - definition of porous by The Free Dictionary

  9. Porous - Definition, Meaning & Synonyms - Vocabulary.com

  10. porous adjective - Definition, pictures, pronunciation and usage …

  11. POROUS | definition in the Cambridge Learner’s Dictionary

  12. POROUS - All you need to know about it | Collins English Dictionary