Pen"e*tra*ble*ness

from The Collaborative International Dictionary of English v.0.48

Penetrable \Pen"e*tra*ble\, a. [L. penetrabilus: cf. F.
   p['e]n['e]trable.]
   Capable of being penetrated, entered, or pierced. Used also
   figuratively.
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         And pierce his only penetrable part.     --Dryden.
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         I am not made of stones,
         But penetrable to your kind entreats.    --Shak.
   [1913 Webster] -- {Pen"e*tra*ble*ness}, n. --
   {Pen"e*tra*bly}, adv.
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