As nouns the difference between carriageway and motorway
is that carriageway is the part of a road that carries traffic while motorway is a broad highway designed for high speed traffic, having restrictions on the vehicle types permitted and merging lanes instead of cross traffic; in parts of the United States and other places called freeway.
carriageway
Noun
(
en noun)
The part of a road that carries traffic.
Synonyms
* (part of a road) roadway, direction, side, lane
Derived terms
* dual carriageway
motorway
Noun
(
en noun)
(British, Ireland, New Zealand, parts of Australia) A broad highway designed for high speed traffic, having restrictions on the vehicle types permitted and merging lanes instead of cross traffic; in parts of the United States and other places called freeway.
Synonyms
* freeway
* controlled-access highway
* others regionally
Hypernyms
* highway