D defs.my
Entry 1 sense Webster, 1913

Irrefragable

· Ir·ref·ra·ga·ble · IPA /ɪˈɹɛfɹəɡəb(ə)l/
01 a. Not refragable; not to be gainsaid or denied; not to be refuted or overthrown; irrefutable; unanswerable; incontestable; undeniable; as, an…
  1. 1.
    Not refragable; not to be gainsaid or denied; not to be refuted or overthrown; irrefutable; unanswerable; incontestable; undeniable; as, an irrefragable argument; irrefragable evidence.