Contingent

1. adjective

   uncertain because of uncontrollable circumstances; - George Eliot

   “the results of confession were not contingent, they were certain”

2. noun

   a gathering of persons representative of some larger group

   “each nation sent a contingent of athletes to the Olympics”

3. adjective

   determined by conditions or circumstances that follow

   “arms sales contingent on the approval of congress”

   Similar: contingent on, contingent upon, dependent on, dependant on, dependent upon, dependant upon

4. adjective

   possible but not certain to occur

   “they had to plan for contingent expenses”