noun (n)

• an Austrian school of art and architecture parallel to the French art nouveau in the 1890s(noun.group)

  Synonym:
  sezession
  

  source: wordnet30
• the withdrawal of eleven southern states from the Union in 1860 which precipitated the American Civil War(noun.act)

  source: wordnet30
• formal separation from an alliance or federation(noun.act)

  Synonym:
  withdrawal
  

  source: wordnet30
• The act of seceding; separation from fellowship or association with others, as in a religious or political organization; withdrawal.(noun)

  source: webster1913