Guide rail

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Synonym of guardrail.
  2. 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."

Example

More examples

"There are 11 tunnels on the branch. The longest is 350 metres. There's an additional guide rail on the sharper bends."