developed

developed /dɪˈvɛləpt/ adjective
developed
/dɪˈvɛləpt/
adjective
Britannica Dictionary definition of DEVELOPED
[more developed; most developed]
1 
of a country, society, etc. : having many industries and relatively few poor people who are unable to buy the things they need
— opposite developing, underdeveloped
2 
: larger or more advanced