US /ˈpɔɹəs/ UK /ˈpɔːɹəs/
adj Freq #40636

Meanings

  1. 1
    adj

    allowing passage in and out

    Our unfenced and largely unpoliced border inevitably has been very porous.

  2. 2
    adj

    able to absorb fluids

    The partly porous walls of our digestive system.

Thesaurus

Synonyms
1 adj · allowing passage in and out holey
Opposites
Word family
Derived forms aporousbiporouselectroporoushyperporousimporousmacroporousmesoporousmicroporousmonoporousmultiporousnanoporousnonporous

Etymology

From Old French poros, from Latin porus (“an opening”). By surface analysis, pore + -ous.

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Topics

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