base something on/upon something phrasal verb ( see also ↑ base )
to use something as the thing from which something else is developed ⇨ basis :
Their relationship was based upon mutual respect.
an economy based on farming
base something on/upon something phrasal verb ( see also ↑ base )
to use something as the thing from which something else is developed ⇨ basis :
Their relationship was based upon mutual respect.
an economy based on farming
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012