diastema
/ˌdaɪəˈstiːmə/
noun
- A gap or space between two teeth, especially the front teeth.
- Her smile is distinctive because of the small diastema between her two front teeth.
- The dentist explained that a diastema can sometimes be caused by a mismatch between the size of the teeth and the jawbone.
- Many people choose to close a diastema with braces or dental bonding.