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From Wikipedia, the free encyclopedia

Possibility is the condition or fact of being possible. Latin origins of the word hint at ability.

Possibility may refer to:

  • Probability, the measure of the likelihood that an event will occur
  • Epistemic possibility, a topic in philosophy and modal logic
  • Possibility theory, a mathematical theory for dealing with certain types of uncertainty and is an alternative to probability theory
  • Subjunctive possibility, (also called alethic possibility) is a form of modality studied in modal logic.
    • Logical possibility, a proposition that will depend on the system of logic being considered, rather than on the violation of any single rule
  • Possible world, a complete and consistent way the world is or could have been



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