railroad tie

Definitions

1. A heavy, preserved piece of hewn timber laid crossways to and supporting the rails of a railroad or a member of similar shape and function of another material such as concrete.
   US
2. A long, thin wooden beam used as a border in driveways, to hold in soil in gardens, etc.

Equivalents

Examples

“Holonyms: railroad track, rail track, railway track, train⟳ track, permanent way”

CEFR level