noun (n)

• state of being disconnected(noun.state)

  Synonym:
  disconnectedness, disconnection, disjuncture
  Antonym:
  connectedness, connection, link
  

  source: wordnet30
• the act of breaking a connection(noun.act)

  Synonym:
  disconnection
  

  source: wordnet30
• The act of disjoining; disunion; separation; a parting; as, the disjunction of soul and body.(noun)

  source: webster1913