chatter mark

chatter mark also chat·ter·mark (chtr-märk)

n.

1. A riblike marking on wood or metal, caused by vibration of a cutting tool.

2. Geology One of a series of short scars made by glacial drift on a surface of bedrock.

---

chatter mark

n

1. (Earth Sciences / Geological Science) any of a series of grooves, pits, and scratches on the surface of a rock, usually made by the movement of a glacier

2. (Engineering / Mechanical Engineering) another name for chatter [8]

Thesaurus

Noun	1.	chatter mark - marks on a glaciated rock caused by the movement of a glacier eating away, eroding, erosion, wearing, wearing away - (geology) the mechanical process of wearing or grinding something down (as by particles washing over it)
	2.	chatter mark - a mark made by a chattering tool on the surface of a workpiece blemish, mar, defect - a mark or flaw that spoils the appearance of something (especially on a person's body); "a facial blemish"