irrefragable


ir·re·fra·ga·ble

adjective \i-ˈre-frə-gə-bəl, ˌi(r)-; ˌir-i-ˈfra-gə-\

Definition of IRREFRAGABLE

1
:  impossible to refute <irrefragable arguments>
2
:  impossible to break or alter <irrefragable rules>
ir·re·fra·ga·bil·i·ty \i-ˌre-frə-gə-ˈbi-lə-tē, ˌi(r)-; ˌir-i-ˌfra-gə-\ noun
ir·ref·ra·ga·bly \i-ˈre-frə-gə-blē, ˌi(r)-; ˌir-i-ˈfra-gə-\ adverb

Examples of IRREFRAGABLE

  1. <the prosecutor painstakingly built an irrefragable case>

Origin of IRREFRAGABLE

Late Latin irrefragabilis, from Latin in- + refragari to oppose, from re- + -fragari (as in suffragari to vote for); akin to Latin suffragium suffrage
First Known Use: 1533

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