headwall

noun

1
a
: a precipice rising above the floor of a glacial cirque
b
: a steep slope forming the head of a valley
2
: a wall of masonry or concrete built at the outlet of a drainpipe or culvert with the end of the conduit flush with the outer surface of the wall

Word History

First Known Use

1875, in the meaning defined at sense 1a

Time Traveler
The first known use of headwall was in 1875

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Dictionary Entries Near headwall

Cite this Entry

“Headwall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/headwall. Accessed 14 Dec. 2024.

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