irrefutable(undeniable, unable to be disproved) adjective [UK: ˌɪ.rɪ.ˈfjuː.təb.l̩] [US: ɪ.rə.ˈfjuː.təb.l̩]A fact is, essentially, irrefutable. = Un hecho es, en esencia, irrefutable.
peremptory((law) Precluding debate or expostulation; not admitting of question or appeal) adjective [UK: pə.ˈremp.tə.ri] [US: pə.ˈremp.tə.ri]