The Collaborative International Dictionary
Justifiableness
Justifiable \Jus"ti*fi`a*ble\, a. [Cf. F. justifiable. See Justify.] Capable of being justified, or shown to be just.
Just are the ways of God,
And justifiable to men.
--Milton.
Syn: Defensible; vindicable; warrantable; excusable; exculpable; authorizable. -- Jus"ti*fi`a*ble*ness, n. -- Jus"ti*fi`a*bly, adv.
Wiktionary
justifiableness
n. justifiability.