Main line
Main line noun - The principal route of a transportation system.
Major route and main line are semantically related. In some cases you can use "Major route" instead a noun phrase "Main line".
Major route
Main line and major route are semantically related. You can use "Main line" instead a noun phrase "Major route".
Mutual synonyms
Cite this Source
Major route and Main line. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/main_line/major_route
Main line & Major route. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/main_line/major_route>.
Major route or Main line. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/main_line/major_route.
Google Ngram Viewer shows how "main line" and "major route" have occurred on timeline