Guide rail
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Synonym of guardrail.
- 2 Synonym of check rail.
"There are 11 tunnels on the branch. The longest is 350 metres. There's an additional guide rail on the sharper bends."
Synonyms
All synonymsExample
More examples"There are 11 tunnels on the branch. The longest is 350 metres. There's an additional guide rail on the sharper bends."