tidemark

noun

tide·​mark ˈtīd-ˌmärk How to pronounce tidemark (audio)
1
a
: a high-water or sometimes low-water mark left by tidal water or a flood
b
: a mark placed to indicate this point
2
: the point to which something has attained or below which it has receded
the tidemark of tolerance has risenNew Republic

Word History

First Known Use

1799, in the meaning defined at sense 1a

Time Traveler
The first known use of tidemark was in 1799

Dictionary Entries Near tidemark

Cite this Entry

“Tidemark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tidemark. Accessed 22 Nov. 2024.

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