sea level

noun

: the level of the surface of the sea especially at its mean position midway between mean high and low water compare ground level sense 1a

Examples of sea level in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The largest mainland sea level rise was reported in Rockport, Texas, which recorded a 7.1 millimeter rise in 2024. Theo Burman, MSNBC Newsweek, 11 May 2025 The cities include not just those on the coasts, where sea level rise is a concern, but many in the interior. Doyle Rice, USA Today, 9 May 2025 But rising storm severity and sea level rise could make most of the reservation inaccessible within this century. Neda Ulaby, NPR, 7 May 2025 At just 7,000 feet above sea level, plane cabins are pressurized at 11PSI. Scott Lafee, San Diego Union-Tribune, 6 May 2025 See All Example Sentences for sea level

Word History

First Known Use

1806, in the meaning defined above

Time Traveler
The first known use of sea level was in 1806

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Cite this Entry

“Sea level.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea%20level. Accessed 15 May. 2025.

Kids Definition

sea level

noun
: the height of the surface of the sea midway between the average high and low tides

More from Merriam-Webster on sea level

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