noun (n)

• the act of moving away in different direction from a common point(noun.act)

  Example:
  An angle is formed by the divergence of two straight lines.
  

  Synonym:
  divergency
  

  source: wordnet30
• a variation that deviates from the standard or norm(noun.event)

  Synonym:
  departure, deviation, difference
  

  source: wordnet30
• an infinite series that has no limit(noun.cognition)

  Antonym:
  convergence, convergency
  

  source: wordnet30
• a difference between conflicting facts or claims or opinions(noun.attribute)

  Example:
  A growing divergence of opinion.
  

  Synonym:
  disagreement, discrepancy, variance
  

  source: wordnet30
• A receding from each other in moving from a common center; the state of being divergent; as, an angle is made by the divergence of straight lines.(noun)

  source: webster1913