high-water line


variants or high-water mark
: the line of the shore of the sea or of a lake or river to which the waters usually reach at high water:
: the line that marks the limit of the rise of the medium tides of the sea between the spring and neap tides
: the line that marks the limit of the soil so affected by the water of a lake or river as to have a nature and vegetation distinct from that of the banks
: a mark showing the highest level reached by a body of water
usually high-water mark : the highest point : acme
the high-water mark of a girl's social careerHamilton Basso

Word History

First Known Use

1691, in the meaning defined at sense 1a

Time Traveler
The first known use of high-water line was in 1691

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Dictionary Entries Near high-water line

Cite this Entry

“High-water line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-water%20line. Accessed 3 Jun. 2023.

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