Adjective

(en adjective)

Full of tiny pores that allow fluids or gasses to pass through.

Sponges are porous so they can filter water while trapping food.

Concrete is porous , so water will slowly filter through it.

(Of legislation) full of loopholes

(figuratively) With many gaps.

* {{quote-news

, year=2011 , date=May 14 , author=Peter Scrivener , title=Sunderland 1 - 3 Wolverhampton , work=BBC Sport citation , page= , passage=However, Wolves porous defence opened up again to gift Sunderland a foothold in the game - Sessegnon sweeping in a Zenden corner that was inexplicably allowed to bounce in the six-yard box. }}

Adjective

(en adjective)

Of, relating to, consisting of, or resembling a cell or cells.

* {{quote-magazine, year=2012, month=March-April

, author= , title=Well-connected Brains , volume=100, issue=2, page=171 , magazine=(American Scientist) citation , passage=The achievement will transform neuroscience and serve as the starting point for asking questions we could not otherwise have answered, just as having the human genome has made it possible to ask new questions about cellular and molecular systems.}}