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That cannot be annulled or made void: an indefeasible claim; indefeasible rights.

in′de·fea′si·bil′i·ty n.
in′de·fea′si·bly adv.


(Law) law not liable to be annulled or forfeited
ˌindeˌfeasiˈbility, ˌindeˈfeasibleness n
ˌindeˈfeasibly adv


(ˌɪn dɪˈfi zə bəl)

not defeasible; not able to be annulled.
in`de•fea`si•bil′i•ty, n.
in`de•fea′si•bly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.indefeasible - not liable to being annulled or voided or undone; "an indefeasible right to freedom"; "an indefeasible claim to the title"
defeasible - capable of being annulled or voided or terminated; "a claim to an estate may be defeasible so long as the claimant is under 21 and unmarried"
References in classic literature ?
Alone in the world, cast off by it, and with this sole treasure to keep her heart alive, she felt that she possessed indefeasible rights against the world, and was ready to defend them to the death.
I was from Con- necticut, whose Constitution declares "that all political power is inherent in the people, and all free govern- ments are founded on their authority and instituted for their benefit; and that they have AT ALL TIMES an undeni- able and indefeasible right to ALTER THEIR FORM OF GOVERN- MENT in such a manner as they may think expedient.
The mechanism of default inheritance operates from base to reduplicant only, not vice versa, and it is only the reduplicant-specific description that may be indefeasible.
Reingold takes a swipe at interlocking directorships, particularly in the case of AT&T and Citigroup, the indefeasible rights of use (IRUs) and their accounting treatment.
a) Each person has the same indefeasible claim to a fully adequate scheme of equal basic liberties, which scheme is compatible with the same scheme of liberties for all.
The justice then considered those sections of the Act where there were express references to 'any bona fide purchaser for value', (12) 'transfer for valuable consideration', (13) and 'disposition for valuable consideration', (14) and concluded that these express references extended to the whole statute and as a consequence, the purpose of the statute was not to confer indefeasible and paramount title on mere volunteers who had become registered as proprietors.
In exchanges of non-monetary assets, reporting revenue in connection with exchanges of certain similar non-monetary assets, such as indefeasible right to use (IRU) capacity swaps consisting of exchanges of leases, with no business purpose, and reporting exchanges of non-monetary assets at inflated fair values.
In 1765, an essay by John Adams was published in the Boston Gazette in which he admonished: "The people have a right, an indisputable, inalienable, indefeasible divine right to that most dreaded and envied kind of knowledge, I mean of the characters and conduct of their rulers.
It has resolved personal worth into exchange value, and in place of the numberless indefeasible chartered freedoms, has set up that single, unconscionable freedom--Free Trade.
Where literary deconstruction has been for ced to an insistent project of reading against the grain of its material, seeking thereby to defeat the indefeasible powers of narrative presence, Buchloh finds himself free to read with the grain of his.
Privacy is here considered to be the indefeasible right of individuals to control they ways in which their personal information is obtained, processed, distributed, and used by any other entity.
The common law established what was characterized as an "indefensible doctrine of indefeasible allegiance," a feudal doctrine wholly at odds with republican government.