noun
(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work
Synonyms
free energy
Examples
- the units of energy are joules or ergs
- energy can take a wide variety of forms
noun
forceful exertion
Synonyms
Examples
- he plays tennis with great energy
- he's full of zip
noun
enterprising or ambitious drive
Synonyms
Examples
- Europeans often laugh at American energy
noun
an imaginative lively style (especially style of writing)
Synonyms
Examples
- his writing conveys great energy
- a remarkable muscularity of style
noun
a healthy capacity for vigorous activity
Synonyms
Examples
- jogging works off my excess energy
- he seemed full of vim and vigor
noun
any source of usable power
Examples
- the DOE is responsible for maintaining the energy policy
noun
the federal department responsible for maintaining a national energy policy of the United States
Synonyms
Department of Energy
Energy Department
DOE
Examples
- created in 1977