Noun: dual carriageway
Usage: Brit (N. Amer: divided highway)
Usage: Brit (N. Amer: divided highway)
- A highway divided down the middle by a barrier that separates traffic going in different directions
"The new dual carriageway reduced head-on collisions significantly";
- divided highway [N. Amer]
Derived forms: dual carriageways
Encyclopedia: Dual carriageway