driftless area

American  

noun

1. a tract of land that was once surrounded but never covered by a continental glacier, consequently having no glacial deposits.

---

Example Sentences

“The driftless area, I’d never been before,” Waller said.

From Washington Times • Apr. 21, 2018

See larger image With these residuary soils of the driftless area, the mantle rock of glaciated tracts is in sharp contrast.

From The Geography of the Region about Devils Lake and the Dalles of the Wisconsin by Atwood, Wallace W.

A comparison of otherwise similar counties lying within and without the driftless area shows an astonishing contrast.

From The Red Man's Continent: a chronicle of aboriginal America by Huntington, Ellsworth

Thus the driftless area is in strong contrast with the immature drift topography about it, where lakes and waterfalls are common.

From The Elements of Geology by Norton, William Harmon

South of the driftless area the Mississippi valley was invaded at different times by ice sheets from the west,—the Kansan and the Iowan,—and again by the Illinoian ice sheet from the east.

From The Elements of Geology by Norton, William Harmon