We call this "elevation".
the height of land above sea level
Elevation is the word that means the height of land above sea level.
Dry land is usually above sea level.
the height of land above or below the level of the ocean or sea level
The height or the altitude of the land is its distance above sea level. This is referred to as the elevation of the land.
elvation
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ALL "land" is technically "above sea level" - it runs from 0 ft to the top of Mt Everest.
...a good thing for air-breathing creatures.
The height above or below sea level is "elevation". Altitude is used only for distance above sea level.
The elevation of an area of land is measured in distance above sea level. This measurement helps to understand the height and susceptibility to climate and weather changes.
elevation maps are maps that show you the height of land above sea level
Elevation is the word used to refer to the height above the ocean of a given piece of land. For example, the elevation (height above sea level) of the peak of Mt. Everest is 29,029 feet above sea level.