Pronunciation change

Adjective change

Positive
porous

Comparative
more porous

Superlative
most porous

  1. A porous object is one with a lot of holes or spaces in it that allows liquids and gases to pass through.
    Some kinds of rock are so porous that water goes right through it.
  2. (law) A law that is filled with loopholes.
    Drugs easily enter the country because of its porous borders.