keloid
noun [ C ] medical specialized uk/ˈkiː.lɔɪd/ us/ˈkiː.lɔɪd/ (also keloid scar, /ˌkiː.lɔɪd ˈskɑːr/ /ˌkiː.lɔɪd ˈskɑːr/)
瘢痕瘤，瘢痕疙瘩
a scar that grows bigger and more lumpy than the wound it is healing
Keloids are formed from collagen that the body produces after a wound has healed. 瘢痕疙瘩是伤口愈合后身体产生的胶原蛋白形成的。
Keloid scars may occur up to one year after the original trauma to the skin. 瘢痕疙瘩在皮肤原始创伤后一年内都有可能发生。
- More examples
- Occasionally keloid formation gets out of control.
- She had had a painful keloid on the left arm that resulted from the healing of a laceration.
- Anyone prone to keloid scarring - permanent, raised scars - should stay away from tattoos.