dual carriageway

American  

noun

British.

1. divided highway.

---

dual carriageway British  

noun

1. US and Canadian name: divided highway.  a road on which traffic travelling in opposite directions is separated by a central strip of turf, etc

---

Etymology

Origin of dual carriageway

First recorded in 1930–35

Example Sentences

"When you're on a dual carriageway and having to go 45mph it does feel more dangerous than safe," he said.

From BBC • Jan. 26, 2026

The force said it damaged road surfaces and after moving through the city centre, was driven onto the A4150 dual carriageway, before coming to a stop on New Road, Willenhall, at 20:15.

From BBC • Nov. 9, 2025

Investigators said under no circumstances would a driver expect to see an e-scooter on a dual carriageway in the dark, in BBC show The Crash Detectives.

From BBC • Oct. 21, 2025

Anthony Tregonning reported his modified supercar stolen hours after he hit Ieuan Parry in a coned-off lane of a dual carriageway in a police investigation filmed by BBC show The Crash Detectives.

From BBC • Oct. 8, 2025

Stormont's infrastructure minister is to appeal a judgement that ruled construction of the new A5 dual carriageway should not go ahead in its current form.

From BBC • Aug. 4, 2025