framework
noun [ C ]
uk/ˈfreɪmwɜːk/ usa system of rules, ideas, or beliefs that is used to plan or decide something:
a framework for sth The future trade agenda can provide an important framework for restoring sustainable growth.
within the framework of sth Our best chance of preventing such devastating acts of terror is to act within the framework of international law.
a supporting structure around which something can be built:
a framework for sth The foundations are ready and the steel framework for the tower has been built.