Word.ws English Dictionary

underailable

underailable adjective: that cannot derail, or be derailed.

Adjective

underailable (not comparable)

  1. That cannot derail, or be derailed.
    • It is claimed that this gives a locomotive which is almost underailable, and that its flexibility eliminates all secondary reactions in bogies and body.1953, Railway Gazette, Diesel Railway Traction

Origin of underailable

From un- + derailable.

Questions about underailable

What does underailable mean?
Underailable means that cannot derail, or be derailed.
What part of speech is underailable?
Underailable is an adjective.

Words near underailable in the dictionary

  1. underagitation
  2. underaid
  3. underaided
  4. underaiding
  5. underaids
  6. underailable
  7. underailed
  8. underallocate
  9. underallocated
  10. underallocates
  11. underallocating

Source and license

Adapted from Wiktionary: underailable (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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