Rabad
Rabaḍ ( "outskirts") refers to the suburbs of a seventh to eighth century city in Central Asia, including what is now Turkistan Region, Iran, and Afghanistan. This term was also in use in al-Andalus. City layouts. A typical qalʿat "fortress" in Central Asia was based on a tripartite city model: the citadel; shahristan (residential area inside the walls); and the rabaḍ proper. This city model is valid not only for Central Asian city typology, but is also used to describe similar city types elsewhere in the Islamic world.