main line

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main line

1. Railways
a. the trunk route between two points, usually fed by branch lines
b. (as modifier): a main-line station
2. US a main road

Main Line


(Russian, magistral’; from Latin magistralis, “leading”).

(1) The main route, the primary line in communications (railroad main line, waterway main line).

(2) A wide and heavily traveled street in a large city.

(3) The main cable or wire in an electrical circuit or in tele-graph and telephone communications.

(4) The main pipe in a sewerage line or water system.

References in periodicals archive ?
Northern Rail, which runs services on the main-line that runs parallel to the Metro line, said it's 6.50pm MetroCentre to Middlesbrough service had terminated at Newcastle, while the 8pm Newcastle to Middlesbrough train was cancelled due to the emergency services' activity.
British Rail completed the East Coast main-line project in 1991, enabling electric trains to run from London King's Cross to Edinburgh.
Main-line environmental groups today are small lobbies staffed by professionals --many of whom are lawyers.