con·tin·gen·cy 
(kən-tĭnjən-sē)
(kən-tĭnjən-sē)n. pl. con·tin·gen·cies
1.
a. An event that may occur but that is not likely or intended; a possibility.
b. A possibility that must be prepared for; a future emergency.
2. The condition of being dependent on chance; uncertainty.
3. Something incidental to something else.
con·tingen·cy adj.