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.
In today’s world, glacial ice can persist in equatorial regions such as the Andes and Indonesia, but only on mountainous slopes several miles above sea level. Laura Poppick july 22, Literary Hub, 22 July 2025 County mapping shows that 42 neighborhoods will need their streets fixed in the next five to 10 years to stay above sea level, and up to 90 will need work in the next few decades, Hurley said. Alex Harris, Miami Herald, 18 July 2025 The latter is becoming increasingly influential as rising sea levels reach further inland — a trend that will persist regardless of future emission trajectories. Jeremy Sabol, The Orlando Sentinel, 17 July 2025 Washington Emergency Management issued a red flag fire warning for seven counties, including those at elevations of 1,500 feet above sea level. Marlene Lenthang, NBC news, 16 July 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

Browse Nearby Words

Cite this Entry

“Sea level.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea%20level. Accessed 26 Jul. 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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