irreparable

Etymology

From Middle French irréparable, from Old French, from Latin irreparabilis, equivalent to ir- + reparable.

adj

1. Incapable of being repaired, amended, cured or rectified; unrepairable.
   It was impoſſible that the queen of France Marie Antoinette] ſhould not be deeply affected by a conteſt, which ſo cloſely involved her neareſt and deareſt connections, and threatened ſo immediate and perhaps irreparable a breach of the harmony and friendſhip ſubſiſting between them. 1787, “The History of Europe”, in The Annual Register, or A View of the History, Politics, and Literature, for the Years 1784 and 1785, volume XXVII, London: Printed by J[ames] Dodsley, in Pall-Mall, →OCLC, chapter VIII, page 134, column 1