Survivability is the ability to remain alive or continue to exist. The term has more specific meaning in certain contexts.

Fiber Network Service Survivability
Fiber Network Service Survivability
Optical layer survivability: a services perspective
Optical layer survivability-an implementation perspective
Fiber Network Service Survivability: Artech House
A Definition for Information System Survivability
Data-centric optical networks and their survivability
Attack Modeling for Information Security and Survivability
Predicting breast cancer survivability: a comparison of three data mining methods
The Fundamentals of Aircraft Combat Survivability: Analysis and Design, 2nd Edition