indefeasible

[in-di-fee-zuh-buh l]

adjective

not defeasible; not to be annulled or made void; not forfeitable.

Origin of indefeasible

First recorded in 1540–50; in-3 + defeasible
Related formsin·de·fea·si·bil·i·ty, in·de·fea·si·ble·ness, nounin·de·fea·si·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


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Historical Examples of indefeasible


British Dictionary definitions for indefeasible

indefeasible

adjective

law not liable to be annulled or forfeited
Derived Formsindefeasibility or indefeasibleness, nounindefeasibly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for indefeasible
adj.

1530s (implied in indefeasibly), from in- (1) "not, opposite of" + defeasible (see defeasance).

Online Etymology Dictionary, © 2010 Douglas Harper