SINCE 1828
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headwall

noun
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Definition of headwall

1a : 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

First Known Use of headwall

1875, in the meaning defined at sense 1a

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The first known use of headwall was in 1875

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Dictionary Entries Near headwall

headwaiter

headwall

headward

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Cite this Entry

“Headwall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/headwall. Accessed 7 Oct. 2022.

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