large-scale
adjective /ˌlɑːdʒ ˈskeɪl/
  /ˌlɑːrdʒ ˈskeɪl/
[usually before noun]- involving many people or things, especially over a wide area
- Large areas of the forest will be cleared for ranching as part of a large-scale development plan.
 - the large-scale employment of women
 
Extra Examples- The proposals include large-scale investment in agriculture and industry.
 - These measures would facilitate the development of large-scale business enterprises.
 
 - (of a map, model, etc.) drawn or made to a scale that shows a small area of land or a building in great detail opposite small-scale