sea level
noun
the horizontal plane or level corresponding to the surface of the sea at mean level between high and low tide.
sea levels
-
pluralof sea level.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
El Niño, a climate pattern characterized by warmer ocean waters in the central and eastern tropical Pacific Ocean, is already causing sea levels to rise off the coast of Latin America.
From Los Angeles Times ● Aug. 24, 2026
When sea levels were high, shallow continental shelves covered a larger area.
From Science Daily ● Jul. 16, 2026
The giant beast lived some 72 to 66 million years ago -- a period characterized by a warm climate, high sea levels and vast floodable coastal plains.
From Barron's ● Jul. 14, 2026
Each picture becomes part of a growing record that scientists will use to monitor how the beach shifts over time, helping them understand the effects of coastal erosion, rising sea levels and climate change.
From BBC ● Jul. 9, 2026
As the climate warmed, the glaciers slowly melted and sea levels rose; within three thousand years, Beringia had again disappeared beneath the waves.
From "1491" by Charles C. Mann
