kielirajat
Kielirajat are borders that separate linguistic regions, indicating where different languages are primarily spoken. They are not fixed political lines but can correspond to isoglosses, geographic boundaries along which linguistic features or language use change. The term is used in sociolinguistics and regional geography to analyze language distribution, contact, and shift over time.
The word kielirajat combines kieli, meaning language, with raja, meaning border. The plural form, kielirajat, is
Formation and dynamics of kielirajat are influenced by historical settlement patterns, migration, education policy, and ongoing
In Finland, the concept is often discussed in the context of the Finnish–Swedish language border, where Finnish
See also: isogloss, bilingualism, language policy, language rights, minority languages.