IPA: //ˌpɪə.riˈɒn.tɪks//
KK: /ˌpɪrɪˈɒntɪks/
The area of dentistry that focuses on the prevention, diagnosis, and treatment of diseases affecting the gums and supporting structures of the teeth.
She decided to specialize in periodontics to help patients with gum disease.
Periodontics → It is formed from "peri-" (meaning around) and "odous" (from Greek, meaning tooth) and "-ics" (a suffix used in fields of study). The word refers to the branch of dentistry that deals with the structures surrounding and supporting the teeth.
Think of 'peri-' meaning 'around' and 'odous' meaning 'tooth' — this helps you remember that periodontics is the study of the area around the teeth.