Indefeasible
(In`de*fea`si*ble) a. [Pref. in- not + defeasible: cf. OF. indefaisable.] Not to be defeated; not
defeasible; incapable of being annulled or made void; as, an indefeasible or title.
That the king had a divine and an indefeasible right to the regal power.
Macaulay. Indefectibility
(In`de*fect`i*bil"i*ty) n. [Cf. F. indéfectibilité.] The quality of being indefectible. Barrow.
Indefectible
(In`de*fect"i*ble) a. [Pref. in- not + defectible: cf. F. indéfectible.] Not defectible; unfailing; not
liable to defect, failure, or decay.
An indefectible treasure in the heavens.
Barrow.
A state of indefectible virtue and happiness.
S. Clarke. Indefective
(In`de*fect"ive) a. Not defective; perfect; complete. "Absolute, indefective obedience." South.
Indefeisible
(In`de*fei"si*ble) a. Indefeasible. [Obs.]
Indefensibility
(In`de*fen`si*bil"i*ty) n. The quality or state of not being defensible. Walsh.
Indefensible
(In`de*fen"si*ble) [Pref. in- not + defensible: cf. OF. indefensible, indefensable.] Not
defensible; not capable of being defended, maintained, vindicated, or justified; unjustifiable; untenable; as,
an indefensible fortress, position, cause, etc.
Men find that something can be said in favor of what, on the very proposal, they thought utterly indefensible.
Burke. Indefensibly
(In`de*fen"si*bly), adv. In an indefensible manner.