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Feb 10, 2010
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en•er•gy



Pronunciation: (en'ur-jē), [key]
—n.,
—pl. -gies.
1. the capacity for vigorous activity; available power: I eat chocolate to get quick energy.
2. an adequate or abundant amount of such power: I seem to have no energy these days.
3. Often, energies. a feeling of tension caused or seeming to be caused by an excess of such power: to work off one's energies at tennis.
4. an exertion of such power: She plays tennis with great energy.
5. the habit of vigorous activity; vigor as a characteristic: Foreigners both admire and laugh at American energy.
6. the ability to act, lead others, effect, etc., forcefully.
7. forcefulness of expression: a writing style abounding with energy.
8. Physics.the capacity to do work; the property of a system that diminishes when the system does work on any other system, by an amount equal to the work so done; potential energy. Symbol: E
9. any source of usable power, as fossil fuel, electricity, or solar radiation.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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