What does "glacial drift" mean?

An accumulation of glacial till that has been transported by moving ice, land ice, or icebergs.

What is a synonym for "glacial drift"?

Common synonyms include: tills.

noun

noun ·Rare ·Advanced level

Noun

1
An accumulation of glacial till that has been transported by moving ice, land ice, or icebergs. countable, uncountable