adj.
Pronunciation: i- ' re-fr ə -g ə -b ə l, ˌ i(r)-; ˌ ir-i- ' fra-g ə -
Function: adjective
Etymology: Late Latin irrefragabilis, from Latin in- + refragari to oppose, from re- + -fragari (as in suffragari to vote for); akin to Latin suffragium suffrage
Date: 1533
1 : impossible to refute < irrefragable arguments>
2 : impossible to break or alter < irrefragable rules>
– ir · re · fra · ga · bil · i · ty \ i- ˌ re-fr ə -g ə - ' bi-l ə -t ē , ˌ i(r)-; ˌ ir-i- ˌ fra-g ə - \ noun
– ir · ref · ra · ga · bly \ i- ' re-fr ə -g ə -bl ē , ˌ i(r)-; ˌ ir-i- ' fra-g ə - \ adverb