gravity dam

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English

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A gravity dam
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Etymology

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From gravity +‎ dam. From using the weight of the dam to withstand the force of water being impounded.

Noun

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gravity dam (plural gravity dams)

  1. An impoundment dam that is wider at the base than at the top, and which uses the massive weight of the dam's mass to withstand the force of water being stored behind the dam in its reservoir.

Hypernyms

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