IPA: /ˌɪntərˈdaɪlɛktəl/
KK: /ˌɪntərˈdaɪlɛktəl/
Relating to or occurring between different dialects of a language.
The research focused on interdialectal variations in pronunciation among speakers.
Interdialectal → It is formed from "inter-" (meaning between) and "dialectus" (from Latin, meaning dialect). The word refers to something that exists or occurs between different dialects.
Think of 'inter-' meaning 'between' and 'dialect' referring to different forms of a language — this helps you remember that 'interdialectal' relates to interactions or features between various dialects.