glacial till
Noun
Meaning
glacial till (plural glacial tills)
(geology) an unstructured geological deposit composed of boulders, clay, gravel, sand, and silt that is transported by glacial drift.
Noun
glacial till (plural glacial tills)
(geology) an unstructured geological deposit composed of boulders, clay, gravel, sand, and silt that is transported by glacial drift.