Word.ws English Dictionary

K-rail

K-rail noun: a concrete barrier used to separate lanes of traffic.

Noun

K-rail (plural K-rails)

  1. A concrete barrier used to separate lanes of traffic.
    Synonyms:
    Jersey barrier, parabolic concrete barrier

Synonyms of K-rail

Forms of K-rail

pluralK-rails

Origin of K-rail

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.

Questions about K-rail

What does K-rail mean?
K-rail means a concrete barrier used to separate lanes of traffic.
What part of speech is K-rail?
K-rail is a noun.
What is the plural of K-rail?
The plural of K-rail is K-rails.

Words near K-rail in the dictionary

  1. K-popper
  2. K-poppers
  3. K-Quarantine
  4. k-rad
  5. K-rage
  6. K-rail
  7. K-rails
  8. K-rat
  9. K-ration
  10. K-rations
  11. K-Rod

Source and license

Adapted from Wiktionary: K-rail (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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