noun (n)

• belief about (or mental picture of) the future(noun.cognition)

  Synonym:
  outlook, prospect
  

  source: wordnet30
• anticipating with confidence of fulfillment(noun.state)

  Synonym:
  anticipation
  

  source: wordnet30
• the feeling that something is about to happen(noun.feeling)

  source: wordnet30
• the sum of the values of a random variable divided by the number of values(noun.cognition)

  Synonym:
  arithmetic mean, expected value, first moment
  

  source: wordnet30
• The act or state of expecting or looking forward to an event as about to happen.(noun)

  source: webster1913