greenfield
noun [ U ]
uk/ˈɡriːnfiːld/ us ENVIRONMENT, PROPERTY
land in the countryside or around cities that has never had buildings on it before:
We will build on urban brownfield first and only then on greenfield.
Compare
brownfield
greenfield
adjective [ before noun ]
uk/ˈɡriːnfiːld/ us ENVIRONMENT, PROPERTY
used to describe an area of land that has never had buildings on it before, or buildings that have been put on this land for the first time:
There was strong opposition in the area to construction on greenfield land.
greenfield building/development
used to describe a company or an area of business that is completely new:
a greenfield business/company/start-up
They enter foreign markets through joint ventures or greenfield start-ups, rather than acquisitions.