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1. A future prospect or potential
   "this room has great possibilities"
    
2. Capability of existing, happening or being true
   "there is a possibility that his sense of smell has been impaired";
   - possibleness
    
3. A tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena
   "a scientific possibility that survives experimental testing becomes a scientific theory";
   - hypothesis, theory
    
4. A possible alternative
   "bankruptcy is always a possibility";
   - possible action, opening

Derived forms: possibilities

See also: impossible, possible

Type of: alternative, being, beingness, choice, concept, conception, construct, existence, expectation, face of the earth, option, outlook, prospect

Antonym: impossibility

Part of: theory

Encyclopedia: Possibility