scar

Short definition from Wiktionary

Noun

1. 1
   A permanent mark on the skin, sometimes caused by the healing of a wound.
2. 2
   A permanent negative effect on someone's mind, caused by a traumatic experience.
3. 3
   Any permanent mark resulting from damage.
4. 4
   A cliff or rock outcrop.
5. 5
   A rock in the sea breaking out from the surface of the water.
6. 6
   A bare rocky place on the side of a hill or mountain.
7. 7
   A marine food fish, the scarus or parrotfish (family Scaridae).

Verb

1. 1
   To mark the skin permanently.
2. 2
   To form a scar.
3. 3
   To affect deeply in a traumatic manner.