Main route
Main line and main route are semantically related. In some cases you can use "Main line" instead a noun phrase "Main route".
Main line
Main line noun - The principal route of a transportation system.
Main route and main line are semantically related. You can use "Main route" instead a noun phrase "Main line".
Mutual synonyms
Cite this Source
Main line and Main route. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/main_route/main_line
Main route & Main line. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/main_route/main_line>.
Main line or Main route. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/main_route/main_line.
Google Ngram Viewer shows how "main route" and "main line" have occurred on timeline