Defn: Incapable of being reformed; incorrigible. Joseph Cook.

IRREFRAGABILITY
Ir*ref`ra*ga*bil"i*ty, n.

Defn: The quality or state of being irrefragable; incapability of being refuted.

IRREFRAGABLE
Ir*ref"ra*ga*ble, a. Etym: [F. irréfragable, L. irrefragabilis. See
Refragable.]

Defn: Not refragable; not to be gainsaid or denied; not to be refuted or overthrown; unanswerable; incontestable; undeniable; as, an irrefragable argument; irrefragable evidence. — Ir*ref"ra*ga*ble*ness, n. — Ir*ref"ra*ga*bly, adv.

Syn. — Incontrovertible; unanswerable; indisputable; unquestionable; incontestable; indubitable; undeniable; irrefutable.

IRREFRANGIBILITY
Ir`re*fran`gi*bil"i*ty, n.

Defn: The quality or state of being irrefrangible; irrefrangibleness.

IRREFRANGIBLE
Ir`re*fran"gi*ble, a.

Defn: Not refrangible; that can not be refracted in passing from one
medium to another.
— Ir`re*fran"gi*ble*ness, n.