also large scale
1.
A large-scale action or event happens over a very wide area or involves a lot of people or things.
...a large scale military operation.
≠ small-scale
ADJ : ADJ n
2.
A large-scale map or diagram represents a small area of land or a building or machine on a scale that is large enough for small details to be shown.
...a large-scale map of the county.
≠ small-scale
ADJ : ADJ n