Main pipe
Main line
Main line noun - The principal route of a transportation system.
Mutual synonyms
Cite this Source
Main line and Main pipe. (2017). Retrieved 2026, July 29, from https://thesaurus.plus/related/main_pipe/main_line
Main pipe & Main line. N.p., 2017. Web. 29 Jul. 2026. <https://thesaurus.plus/related/main_pipe/main_line>.
Main line or Main pipe. 2017. Accessed July 29, 2026. https://thesaurus.plus/related/main_pipe/main_line.
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