we need definitions for :
in 21st century , the high advanced technology age and there are more technology methods in the future
as nanotechnology , communications , transportaion ,networks , electronics ,....
society in 21st century change ,it is global society ,more enteraction with suroundings-->digital ,information society --> --->
the socity of 21st century not as the society of 20st century,
in the future architecture ,urbanism ,unversities---> change definitions and objectives,