etch

fe’l verb

1. To make a lasting impression. The memory of 9/11 is etched into my mind.
2. To cut into a surface with an acid or other corrosive substance in order to make a pattern. Best known as a technique for creating printing plates, but also used for decoration on metal, and, in modern industry, to make circuit boards.
3. To engrave a surface.
4. To sketch; to delineate.

ot noun

1. An aftergrowth of grass (or other plants) which grows after it has been been mowed; also, a field of such growth.