en·er·gy
[en-er-jee]
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.
n