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Porous vs Dispersivity - What's the difference?

porous | dispersivity |

As an adjective porous

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

As a noun dispersivity is

an empirical property of a porous medium that determines the characteristic dispersion of the medium by relating the components of pore velocity to the dispersion coefficient.

porous

English

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. }}

    Synonyms

    * (full of holes ): permeable

    dispersivity

    English

    Noun

  • an empirical property of a porous medium that determines the characteristic dispersion of the medium by relating the components of pore velocity to the dispersion coefficient