defensibility

from WordNet (r) 3.0 (2006)

defensibility
    n 1: capability of being defended; "they built their castles
         with an eye to their defensibility"; "client complaints
         create a felt need for the defensibility of individual
         actions"

from The Collaborative International Dictionary of English v.0.48

Defensibility \De*fen`si*bil"i*ty\, n.
   Capability of being defended.
   [1913 Webster]

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