What is the meaning of the word "cautery"?

Definitions:

  1. An instrument or substance used to destroy tissue for medical reasons. copy to clipboard noun
    • (e.g. removal of a wart) by burning it with a hot iron or an electric current or a caustic or by freezing it copy to clipboard
  2. the act of coagulating blood and destroying tissue with a hot iron or caustic agent or by freezing copy to clipboard noun
    • During the intense surgery, doctors employed electrocautery to seal blood vessels rapidly, minimizing potential complications posed by excessive bleeding. copy to clipboard

Synonyms: