A Divan

1. (now historical) A Muslim council of state, specifically that of viziers of the Ottoman Empire that discussed and recommended new laws and law changes to a higher authority (the sultan).
2. The council chamber where this court is held; (by extension), any court of justice.
3. (now rare) Any council or assembly.
4. A couch- or sofa-like piece of furniture made of a mattress lying against the wall and either on the floor or an elevated structure.
5. A smoking-room.
6. A collection of poems, especially one written by one author in Arabic or Persian.