Wordnet 3.0
NOUN (1)
1.
capability of being defended;
- Example: "they built their castles with an eye to their defensibility"- Example: "client complaints create a felt need for the defensibility of individual actions"
The Collaborative International Dictionary of English v.0.48:
Defensibility \De*fen`si*bil"i*ty\, n.
Capability of being defended.
[1913 Webster]
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"