The most common and most likely answer to this crossword clue is the 7 letter word DIALECT
I've seen this crossword clue in The Guardian
D
I
A
L
E
C
T
More clues leading to the result DIALECT
- Citadel needs reconstruction, in a manner of speaking
- Daughter having 'smart chap' put into Italian language
- Dictionary includes “beer” as local usage
- . Speech in citadel misinterpreted
- Traditional poem about Guinness, say, in a manner of speaking
- Face religious group, ignoring singular form of language
- Face a series of shocks, in a manner of speaking
- Form of language that’s ideal ordered by court
- Terms for the regions set up by faction initially exiled
- Citadel in ruins in a manner of speaking
Buddy explains!

The straight part
We know that "Terms for the regions/Terms for the regions" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case terms for the regions/terms for the regions = dialect.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does DIALECT mean?
DIALECT noun- A variety of a language that is characteristic of a particular area, community or social group, differing from other varieties of the same language in relatively minor ways as regards grammar, phonology, and lexicon.
- Language that is perceived as substandard or wrong.
- A language existing only in an oral or non-standardized form, especially a language spoken in a developing country or an isolated region.
- A lect (often a regional or minority language) as part of a group or family of languages, especially if they are viewed as a single language, or if contrasted with a standardized idiom that is considered the 'true' form of the language (for example, Cantonese as contrasted with Mandarin Chinese, or Bavarian as contrasted with Standard German).
- A variant of a non-standardized programming language.
- A variant form of the vocalizations of a bird species restricted to a certain area or population.