depletion

(redirected from deplete)
Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Idioms, Wikipedia.

depletion

[də′plē·shən]
(ecology)
Using a resource, such as water or timber, faster than it is replenished.
(electronics)
Reduction of the charge-carrier density in a semiconductor below the normal value for a given temperature and doping level.
(nucleonics)
The percentage reduction in the quantity of fissionable atoms in the fuel assemblies or fuel mixture that occurs during operation of a nuclear reactor.

depletion

see ENVIRONMENTAL DEPLETION.
References in periodicals archive ?
* Beta blockers, used for hypertension, deplete coenzyme Q10 and melatonin.
Steroid drugs such as prednisone4 and triamcinolone5 have been shown to deplete the body of calcium, magnesium, folic acid, potassium, selenium, vitamin C, and vitamin D.
These capabilities provide a substantial return on investment, rather than continuing to allow humanitarian relief airdrop missions to incur significant costs and to deplete Army war reserve stocks.
European Parliament and Council Regulation (EC) 2037/2000 of June 29, 2000 on substances that deplete the ozone layer aims to curb and eventually phase out the use of substances that deplete stratospheric ozone.
As available reserves of nickel and copper begin to deplete, Falconbridge Ltd.
They were afraid that it would deplete local fish stocks.
Since the original signing of the "Montreal Protocol on Substances that Deplete the Ozone Layer," growing concern has led to additional agreements that accelerate the phase-out of ozone depleting compounds.
On April 21, 1988, the United States ratified and implemented the "Montreal Protocol on Substances that Deplete the Ozone Layer." The Protocol, which went into effect on July 1, 1989, requires the United States to control the production and consumption of ozone-depleting chemicals (ODCs), and represents the first coordinated attempt to control and progressively reduce the use of CFCs by the mid-1990s.