indefeasibility

noun

1. (uncountable)The state or quality of being indefeasible, of being incapable of being defeated

   “By this useful accommodation of language, the character of indefeasibility attributed to justice is kept up, and we are saved from the necessity of maintaining that there can be laudable injustice.”

   “Siéyès had realized that this was an argument which only the nobility could win, and so began to edge towards a more functional approach which stressed the indefeasibility of individual rights in nature.”