Durability

Du·ra·bil·i·ty

Durability

n.
  1. The state or quality of being durable; the power of uninterrupted or long continuance in any condition; the power of resisting agents or influences which tend to cause changes, decay, or dissolution; lastingness.
    A Gothic cathedral raises ideas of grandeur in our minds by the size, its height, . . . its antiquity, and its durability.