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.
Sitting at 6,000 feet above sea level, the 3,730-acre Utah state park is known for its gorgeous pink sand dunes, which are particularly striking at sunset. Lydia Mansel, Travel + Leisure, 21 Oct. 2025 In the tropical Pacific Ocean, La Niña and El Niño are detected by many methods, including satellites, moored buoys, drifting buoys, sea level analysis and expendable buoys, according to NOAA. Doyle Rice, USA Today, 21 Oct. 2025 When those glaciers go, sea levels will rise by more than a meter, inundating land currently inhabited by 230 million people. Evan Howell, Quanta Magazine, 20 Oct. 2025 Given the Rockies’ track record — seven consecutive losing seasons and just five playoff appearances in 33 years — and the challenges and vagaries of playing baseball at a mile above sea level, the job of rebuilding the franchise might seem undesirable for many. Patrick Saunders, Denver Post, 18 Oct. 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 25 Oct. 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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