single-track

American  

[sing-guhl-trak] / ˈsɪŋ gəlˈtræk /

adjective

1. (of a railroad or section of a railroad's route) having but one set of tracks, so that trains going in opposite directions must be scheduled to meet only at points where there are sidings.

2. having a narrow scope; one-track.

   He has a single-track mind.

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single-track British  

adjective

1. (of a railway) having only a single pair of lines, so that trains can travel in only one direction at a time

2. (of a road) only wide enough for one vehicle

3. able to think about only one thing; one-track

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Etymology

Origin of single-track

An Americanism dating back to 1825–35

Example Sentences

Concerns have been raised about increased traffic, particularly on stretches of single-track road, as well as the litter and toilet waste generated by tourists camping along the route.

From BBC

Its extra ground clearance, improved approach and departure angles, and enhanced off-road hardware and software enabled this model to eat up miles and miles of single-track dirt roads with ease.

From MarketWatch

She is one of many in this isolated community opposing plans by Forestry England to bring out at least 260,000 tonnes of timber from Uswayford Forest via seven miles of narrow single-track road down the Upper Coquet valley to the village of Alwinton.

From BBC

The issue here in Dresden, a village of about 300 people surrounded by winding country roads, single-track rail lines and farms growing grapes and hops, sounds like a familiar story about the tension between nature-loving locals and economic development.

From BBC

After all, nothing better conveyed Lumon's unnerving forced fun than its heavily rationed waffle, melon and single-track dance parties.

From BBC