Definition of "topolect"

We can then establish and name further categories by means of the word "group" and the prefix "sub-", thus obtaining SUBDIALECT ("Untermundart") between topolect and dialect, DIALECT GROUP ("Mundartengruppe") between dialect and language, SUBFAMILY ("Unterfamilie") between language and family,

1964, University of South Florida Language Quarterly, 2, page iii

The degree to which Yahudic lects differ from coterritorial non-Jewish lects varies spatially, chronologically, stylistically, and idiolectically (for this reason it is important to study each Yahudic topolect together with its coterritorial Arabic topolect if it has one).

1985, Jewish Language Review, 5:155

Imminent Chinese linguist Zhou Youguang has said that everyone’s mother tongue is a topolect, whereas China’s standard spoken language has long been the “teacher tongue.”

2007, Samuel Cole, “Learning Putonghua as an adult: a study of four Hong Kong teachers' experiences”, in The University of Hong Kong (Thesis)‎, archived from the original on 2 June 2018