drawdown

1. The act, process, or result of depleting: the drawdown of oil supplies; a drawdown of investment capital.
2. A lowering of the water level in a reservoir or other body of water.

n. a reduction in the size or presence of a military force: the unit is the first to leave Germany as part of the drawdown.

See the Introduction, Abbreviations and Pronunciation for further details.

The distance by which the groundwater level is lowered as a result of pumping.

Drawdown has four distinct meanings:

• Drawdown (hydrology), a lowering of a reservoir or a change in hydraulic head in an aquifer, typically due to pumping a well.
• Drawdown (economics), decline in the value of an investment, below its all-time high.
• Drawdown (printing), a test of a particular ink on a particular substrate accomplished by spreading the ink with a spatula
• Drawdown (general), a reduction or decrease

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