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Noun: expectation  ,ek-spek'tey-shun
  1. Belief about (or mental picture of) the future
    - outlook, prospect
     
  2. The feeling waiting to something happening, esp. looking forward with excitement
    - anticipation
     
  3. The feeling that something is about to happen
     
  4. (statistics) the sum of the values of a random variable divided by the number of values
    - arithmetic mean, first moment, expected value

Derived forms: expectations

Type of: belief, feeling, hopefulness, mean, mean value

Encyclopedia: Expectation