There are 2 definitions of national road in English:

national road1

Line breaks: na|tion¦al road

Entry from British & World English dictionary

noun

(In South Africa) any of a network of major intercity roads: the old national road tells you you are going somewhere important

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Word of the day semblance
Pronunciation: ˈsɛmbləns
noun
the outward appearance or apparent form of something…

There are 2 definitions of national road in English:

National Road2

Syllabification: Na·tion·al Road
A historic highway that in the early 19th century led from Maryland through the Appalachian Mountains to St. Louis in Missouri. It was once the major route for western expansion.