What is the meaning of Striation?

One of a number of parallel grooves and ridges in a rock or rocky deposit, formed by repeated twinning or cleaving of crystals.

One of a number of parallel scratch lines in rock outcrops, formed when glaciers dragged rocks across the landscape.

The action of marking with a stria.

The result of being marked with a stria.

a parallel series of small grooves, channels, or impressions typically within a metal roof panel used to help reduce the potential for oil-canning.

striation

Source: wiktionary.org