From Longman Dictionary of Contemporary Englishwilderness areaˈwilderness ˌarea noun [countable] DLOan area of public land in the US where no buildings or roads are allowed to be built
Examples from the Corpus
wilderness area• His prey is the charred remnants of a campfire set along a trail in the heart of this tinder-dry wilderness area.• Participants will also visit the adjacent Oceano sand dunes wilderness area.From Longman Business Dictionarywilderness areaˈwilderness ˌarea an area of public land in the US where no buildings or roads are allowed to be builtMost of the forests have long been owned and maintained as wilderness areas by timber and paper companies. → area 