dual carriageway

American

noun

British.

divided highway.

dual carriageway British

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of dual carriageway

First recorded in 1930–35

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"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

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

Entry to the park via the A414 dual carriageway entrance will only be available for pre-authorised access.

From BBC • Sep. 4, 2025

The road regularly changes from single to dual carriageway.

From BBC • Aug. 24, 2025

The dual carriageway scheme was first announced back in 2007, but has been beset by a number of delays.

From BBC • Jun. 24, 2025

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023