glacial striation
One of several, long, straight, parallel lines or grooves in a bedrock surface, formed by boulders, gravel, and pebbles embedded in a glacier that has passed over the surface.
Words nearby glacial striation
glacial drift,
glacial epoch,
glacial meal,
glacial milk,
glacial period,
glacial striation,
glacial valley,
glacialist,
glaciate,
glacier,
glacier bay