Word Study
[2x]
: MÜ Mä Mæ Mé Mê Mö Mœ M- M. M1 M2 M3 M< Ma Mb Mc Md Me Mf Mg Mh Mi Mk Ml Mm Mn Mo Mp Mr Ms Mt Mu Mv Mw Mx My
main line
CIDE DICTIONARY
main line, n.
Ahe principal route of a transportation system, such as a railroad or bus line. [WordNet 1.5]
THESAURUS
main line
L, branch, cable railway, cog railway, el, electric railway, elevated, elevated railway, embankment, feeder, feeder line, gravity-operated railway, horse railway, junction, light railroad, line, metro, monorail, rack railway, rack-and-pinion railway, rail, rail line, railroad, railway, roadbed, roadway, sidetrack, siding, street railway, streetcar line, subway, switchback, terminal, terminus, track, tram, tramline, trestle, trolley line, trunk, trunk line, tube, turnout, undergroundFor further exploring for "main line" in Webster Dictionary Online