roadbed's Usage Examples:

As they proceeded upward, snow evaporating from the roadbed like steam rose in smoke-like puffs, wispy tendrils of ground haze that scrambled away as the jeep sailed by.

Didn't the police set up road blocks?At this point cut from the emery paper the roadbed size.

The franchise, roadway, roadbed, rails and rolling stock of railways in more than one county are assessed at their full value by the state board of equalization.

Synonyms:

bed, traffic island, safety island, safety zone, route, safety isle, road,

Antonyms:

natural elevation, natural object, turn out, get up,