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   impermeable

   /ɪmˈpəːmɪəbl/

   adjective

   • 1. not allowing fluid to pass through: "an impermeable membrane"

   Word Origin late 17th century: from French imperméable, or from late Latin impermeabilis, from in- ‘not’ + permeabilis (see permeable).

   Derivatives

   • 1. impermeability noun

   Scrabble Points: 19

   • I

     1

   • M

     3

   • P

     3

   • E

     1

   • R

     1

   • M

     3

   • E

     1

   • A

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   • B

     3

   • L

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   • E

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