(2) A mark left (usually on the skin) by the healing of injured tissue
verb
(3) Mark with a scar
"The skin disease scarred his face permanently"
WiktionaryText
Etymology
Conflation of "scab" (from from "scab left from a burn"); and skar "incision, cut, fissure" (from skarð "notch, chink, gap" from ). Akin to skor "notch, score", sceard "gap, cut, notch". More at shard
Noun
A permanent mark on the skin sometimes caused by the healing of a wound.