possibility

Noun

• a possible alternative
  • bankruptcy is always a possibility
    

• 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 hypothesis that survives experimental testing becomes a scientific theory
    
  • he proposed a fresh theory of alkalis that later was accepted in chemical practices
    

• capability of existing or happening or being true
  • there is a possibility that his sense of smell has been impaired
    

• a future prospect or potential
  • this room has great possibilities
    

Related words

• Synonyms: 
  possible action , opening , hypothesis , theory , possibleness
• Antonyms: 
  impossibility , impossibleness