noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The substructure of a railway, underlying the tracks; the roadbed of a railroad.

   "Holonyms: permanent way, right of way"

Synonyms

All synonyms

trackbed

Example

More examples

"Holonyms: permanent way, right of way"

Etymology

From rail + bed.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.