K-rail en · NOUN
Etymology
This term is stipulated in a specification of the California Department of Transportation, who first started using concrete median barriers in the mid-1940s. The reason for the letter K is uncertain.
Meanings
- A concrete barrier used to separate lanes of traffic.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| K-rails | Number=Plur | lexicographic |
Hyponyms
Jersey curb · Ontario tall wall · concrete step barrier · Jersey bump · F-shape barrier · Jersey barrier · Jersey wall · constant-slope barrier