below-sea level contour

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• Above mean sea level — The term above mean sea level (AMSL) refers to the elevation (on the ground) or altitude (in the air) of any object, relative to the average sea level datum. AMSL is used extensively in radio (both in broadcasting and other telecommunications… …   Wikipedia

• contour — ► NOUN 1) an outline, especially one representing or bounding the shape or form of something. 2) (also contour line) a line on a map joining points of equal height above or below sea level. ► VERB 1) mould into a specific shape. 2) (contoured)… …   English terms dictionary

• contour — UK [ˈkɒntʊə(r)] / US [ˈkɑnˌtʊr] noun [countable] Word forms contour : singular contour plural contours 1) [often plural] the shape of the outside edge of something The sculpture reproduces the smooth contours of the human body. 2) contour or… …   English dictionary

• contour — con|tour [ kan,tur ] noun count 1. ) often plural the shape of the outside edge of something: The sculpture reproduces the smooth contours of the human body. 2. ) contour or contour line a line on a map joining points that are the same height… …   Usage of the words and phrases in modern English

• contour — [ˈkɒntʊə] noun [C] 1) the shape of the outside edge of something 2) contour or contour line a line on a map joining points that are the same height above or below sea level …   Dictionary for writing and speaking English

• contour — noun 1》 an outline, especially one representing or bounding the shape or form of something.     ↘(also contour line) a line on a map joining points of equal height above or below sea level.     ↘a line joining points on a diagram at which some… …   English new terms dictionary

• Contour line — This article is about lines of equal value in maps and diagrams. For more meanings of the word contour , see Contour (disambiguation). The bottom part of the diagram shows some contour lines with a straight line running through the location of… …   Wikipedia

• Sea surface temperature — Weekly average sea surface temperature for the World Ocean during the first week of February 2011, during a period of La Niña …   Wikipedia

• Fisheries glossary — This is a glossary of terms used in fisheries, fisheries management and fisheries science. A * Abundance is a measure of how many fish are in a population or a fishing ground. See relative abundance and absolute abundance.* Acoustic survey a… …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium