sea level
noun Date: 1806 the level of the surface of the sea especially at its mean position midway between mean high and low water

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • sea level — sea .level n [U] the average height of the sea, used as a standard for measuring other heights and depths, such as the height of a mountain above/below sea level ▪ 1000m above sea level ▪ changes in sea level …   Dictionary of contemporary English

  • Sea level — Sea lev el The level of the surface of the sea; any surface on the same level with the sea. [1913 Webster] …   The Collaborative International Dictionary of English

  • sea level — sea ,level noun uncount the average level of the ocean in relation to the land. The heights of parts of the land are measured from sea level: more than 2,000 feet above sea level …   Usage of the words and phrases in modern English

  • sea level — n. the level of the surface of the sea, esp. the mean level between high and low tide: used as a standard in measuring heights and depths …   English World dictionary

  • sea level — ► NOUN ▪ the level of the sea s surface, used in reckoning the height of geographical features and as a barometric standard …   English terms dictionary

  • Sea level — For the sea level change associated with the current episode of global warming, see current sea level rise. For other uses, see Sea level (disambiguation). This marker indicating the sea level is placed on the path from Jerusalem to the Dead Sea …   Wikipedia

  • sea level — the horizontal plane or level corresponding to the surface of the sea at mean level between high and low tide. [1800 10] * * * Position of the air sea boundary, to which all terrestrial elevations and submarine depths are referred. The sea level… …   Universalium

  • sea level — noun level of the ocean s surface (especially that halfway between mean high and low tide); used as a standard in reckoning land elevation or sea depth • Hypernyms: ↑water level * * * noun [noncount] : the average height of the sea s surface ◇… …   Useful english dictionary

  • sea level — also sea level N UNCOUNT Sea level is the average level of the sea with respect to the land. The height of mountains or other areas is calculated in relation to sea level. The stadium was 2275 metres above sea level... The whole place is at sea… …   English dictionary

  • sea level — The level of the sea, which serves as the datum used for measurement of land elevations and ocean depths. Sea levels vary greatly from one location to another. Locally, the levels of the surface of the world’s oceans are disturbed by wind driven… …   Aviation dictionary

  • sea level — UK / US noun [uncountable] the average level of the sea in relation to the land. The heights of parts of the land are measured from sea level more than 2,000 metres above sea level …   English dictionary

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