What is the meaning of the word "jacket crown"?

Definitions:

  1. A dental appliance consisting of an artificial crown for a broken or decayed tooth. copy to clipboard NOUN
    • I got a jacket crown on my broken tooth last week. copy to clipboard
  2. a type of dental crown that covers the entire visible portion of the tooth above the gum, providing strength, stability, and protection. copy to clipboard NOUN
    • The dentist carefully crafted a custom-filled jacket crown to ensure perfect fit and comfortable bite for the patient. copy to clipboard
  3. A type of dental crown used to restore and protect a severely damaged or weakened tooth. copy to clipboard NOUN
    • After the root canal treatment, the dentist recommended placing a jacket crown on the molar to protect it from further damage. copy to clipboard

Synonyms: