From Longman Dictionary of Contemporary Englishlarge-scaleˌlarge-ˈscale ●○○ adjective [only before noun] 1 BIGusing or involving a lot of effort, people, supplies etc OPP small-scale a large-scale rescue operation2 DETAILa large-scale map, model etc is drawn or made bigger than usual, so that more details can be shownFrom Longman Business Dictionarylarge-scaleˈlarge-scale adjective [only before a noun]1using or involving a lot of people, effort, money, or suppliesThe government hopes to attract large-scale foreign investment.Large-scale changes to the organizational structure of the company are needed. —large-scale adverbWe will have to test the new pesticide large-scale.2large-scale productionMANUFACTURING producing goods in large quantitiesLarge-scale oil production did not begin in Saudi Arabia until after World War II.
