Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The foundation upon which the ties, rails, and ballast of a railroad are laid.
  • noun A layer of ballast directly under the ties.
  • noun The foundation and surface of a road.

from The Century Dictionary.

  • noun The bed or foundation on which the superstructure of a railway rests.
  • noun The whole material laid in place and ready for traffic in ordinary roads.

from the GNU version of the Collaborative International Dictionary of English.

  • noun In railroads, the bed or foundation on which the superstructure (ties, rails, etc.) rests; in common roads, the whole material laid in place and ready for travel.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The prepared location for a road, including its foundation.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a bed supporting a road

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

road +‎ bed

Examples

  • Unfortunately the roadbed is very poor, so the new repairs deteriorate rapidly.

    Is there a problem bringing a small trailer to MX?

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

  • But note that there are some long stretches where the roadbed is not that great, with the top inch or so of pavement peeling badly, especially in the right-hand lane.

    Toll roads from Nogales to Tepic

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