The report also compared the average speed of motorwaytraffic.
Times, Sunday Times (2007)
The accident happened on December 30 as motorwaytraffic slowed.
The Sun (2007)
Ministers have talked about the benefits of rail freight as a means of cutting motorwaytraffic.
Times, Sunday Times (2016)
Seecity traffic
Definition of 'motorway'
motorway
(moʊtəʳweɪ)Explore 'motorway' in the dictionary
variable noun
A motorway is a major road that has been specially built for fast travel over long distances. Motorways have several lanes and special places where traffic gets on and leaves.
[British]regional note: in AM, usually use freeway