irremissible adjective.
[ɪrɪ'mɪsɪb(ǝ)l] LME.[Old & mod. French irrémissible or ecclesiastical Latin irremissibilis, formed as IR-2 + Latin remissibilis: see REMISSIBLE.]1. Unable to be forgiven; unpardonable.
LME.2. Unable to be remitted as an obligation or duty; unalterably binding.
M17. ■ irremissibly adverb L15. [TahlilGaran] English Dictionary ▲