dialectology
/ˌdaɪ.ə.lɛkˈtɑː.lə.dʒi/
noun
- The scientific study of dialects (regional or social varieties of a language).
- Dialectology helps us understand how language changes from one town to the next.
- Advances in dialectology have been aided by digital recordings and online surveys.
- Her course in dialectology required students to interview native speakers from different regions.