periodontology
/ˌpɛriədɑnˈtɑlədʒi/
noun
- The branch of dentistry that deals with the study and treatment of the gums and supporting structures of the teeth.
- Advances in periodontology have made it possible to treat severe gum disease without surgery.
- She decided to study periodontology because she wanted to help patients prevent tooth loss.
- After years of gum problems, my dentist referred me to a specialist in periodontology.