divan

noun

1. 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. 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.