nondeterminism

noun3

1. •
   The opposite of determinism: the doctrine that there are factors other than the state and immutable laws of the universe involved in the unfolding of events, such as free will.
2. •
   Dependence on factors other than initial state and input.

   • Moving from a single-processor to a multi-processor system often exposes hidden nondeterminism due to invalid assumptions about scheduling.
3. •
   The property of being nondeterministic, involving arbitrary choices; necessitating the choice between various indistinguishable possibilities.

   • Projection of an automaton almost always results in nondeterminism.