Water table

Water table
Water table Wa"ter ta"ble 1. (Arch.) A molding, or other projection, in the wall of a building, to throw off the water, -- generally used in the United States for the first table above the surface of the ground (see {Table}, n., 9), that is, for the table at the top of the foundation and the beginning of the upper wall. [1913 Webster]

2. (Hydraulic Engin.) The upper limit of the portion of the ground wholly saturated with water. The water table may be within a few inches of the surface or many feet below it. [Webster 1913 Suppl.]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • water table — water tables N COUNT: usu the N The water table is the level below the surface of the ground where water can be found. Environmentalists say that diverting water from the river will lower the water table and dry out wells …   English dictionary

  • water table — water .table n technical the level below the ground where there is water …   Dictionary of contemporary English

  • water table — water ,table noun count the level below the Earth s surface where water is found …   Usage of the words and phrases in modern English

  • water table — ► NOUN ▪ the level below which the ground is saturated with water …   English terms dictionary

  • water table — n. 1. the level below which the ground is saturated with water 2. Archit. a projecting ledge or molding which throws off rainwater …   English World dictionary

  • Water table — The water table is the level at which the ground water pressure is equal to atmospheric pressure. It may be conveniently visualized as the surface of the ground water in a given vicinity. It usually coincides with the phreatic surface , but can… …   Wikipedia

  • water table — 1. the planar, underground surface beneath which earth materials, as soil or rock, are saturated with water. 2. Archit. a projecting stringcourse or similar structural member placed so as to divert rain water from a building. Also, watertable.… …   Universalium

  • water table —    1. The top surface of a body of slowly moving ground water that fills the pore spaces within a rock mass. Above it lies the freely draining vadose zone, and below it lies the permanently saturated phreas. In uniform aquifers, such as sandstone …   Lexicon of Cave and Karst Terminology

  • water table — noun underground surface below which the ground is wholly saturated with water spring rains had raised the water table • Syn: ↑water level, ↑groundwater level • Hypernyms: ↑geological formation, ↑formation * * * noun, pl ⋯ tables [count] …   Useful english dictionary

  • water table — UK / US noun [countable] Word forms water table : singular water table plural water tables science the level below the Earth s surface where water is found …   English dictionary

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