noun (n)

• a long backless sofa (usually with pillows against a wall)(noun.artifact)

  source: wordnet30
• a Muslim council of state(noun.group)

  Synonym:
  diwan
  

  source: wordnet30
• a collection of Persian or Arabic poems (usually by one author)(noun.communication)

  source: wordnet30
• a Muslim council chamber or law court(noun.artifact)

  source: wordnet30
• A book; esp., a collection of poems written by one author; as, the divan of Hafiz.(noun)

  source: webster1913