Diachronic typology

/dˌaɪəkɹˈɒnɪk taɪpˈɒlədʒi/

/dˌaɪəkɹˈɑːnɪk taɪpˈɑːlədʒi/

Diachronic typology

a subfield of linguistics that focuses on the study of language change over time and how it affects typological patterns