IPA: /daɪˈælɛktəli/
KK: /daɪˈælɛktəli/
In a way that relates to a particular dialect or regional variation of a language.
The word is used dialectally in some regions, meaning it may not be understood everywhere.
Dialectally → It is formed from "dialect" (from Greek "dialektos", meaning conversation or discourse) and the suffix "-ally" (meaning in a manner relating to). The word "dialectally" refers to something done in a manner relating to a particular dialect or form of speech.
Think of 'dialect' as a way of speaking or conversing, and remember that 'dialectally' means relating to that specific way of speaking.