headwall

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headwall

Where it comes from

From head + wall.

noun headwalls

The highest cliff of a glacial cirque.
The steep cliff at the back of a cirque.
A retaining wall at the outlet of a drain, culvert or tunnel. The platforms of all stations from Shepherds Bush to Liverpool Street have been lengthened from 325 ft. to 427 ft. between tunnel headwalls, to take longer trains.
Similar: endwall

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MLA

"headwall." Wiktionary, via Micwyn, micwyn.com/word/headwall. Accessed 6 Nov. 2026.

APA

headwall. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/headwall

Chicago

"headwall." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/headwall.

BibTeX

@misc{headwall_2026,
  title = {headwall},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/headwall},
  urldate = {2026-11-06}
}