Meaning of the word roadbed in English

What does roadbed mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

roadbed

US /ˈroʊdˌbɛd/
UK /ˈrəʊdˌbɛd/

Noun

the foundation on which a road or railroad track is laid

Example:
The construction crew prepared the roadbed for the new highway.
Heavy rains damaged the roadbed, causing delays in traffic.