greenbelt

[ green-belt ]
/ ˈgrinˌbɛlt /

noun

an area of woods, parks, or open land surrounding a community.
Also green belt. a strip of land on the edge of a desert that has been planted and irrigated to keep the desert from spreading.

Origin of greenbelt

First recorded in 1930–35; green + belt

British Dictionary definitions for green belt

green belt

noun

a zone of farmland, parks, and open country surrounding a town or city: usually officially designated as such and preserved from urban development