gomphosis
/ɡɑmˈfoʊsɪs/
noun
- A type of joint in which a cone-shaped peg fits into a socket, like a tooth in its socket.
- Unlike other joints in the body, a gomphosis allows very little movement.
- The gomphosis joint holds each tooth firmly in the jawbone.
- Dentists study the gomphosis to understand how teeth stay anchored.