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

Founded over 70 years ago, the church had withstood decades of erosion and sea level rise and was in dire need of a new seawall. — Alex Harris, Miami Herald, 22 July 2026

The mountain has a height of 1,608 meters above sea level, while the facility is estimated to be 100 meters deep under the mountain, per ISIS. — Sawdah Bhaimiya, CNBC, 22 July 2026

With sea levels rising, the combination could mean more devastating floods along the coastal stretch that’s at the center of luxury development. — Jacqui Palumbo, CNN Money, 21 July 2026

Located in its entirety at and over 1,000 meters (3,280 feet) above sea level, Lesotho sees a lot of snow — and skiing is growing in popularity here from a rare sport previously mainly associated with North America and the European Alps. — ABC News, 21 July 2026

Word History

First Known Use

1806, in the meaning defined above

Rhymes for sea level

• daredevil
• sublevel
• bevel
• devil
• multilevel

Kids Definition

sea level

noun

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