Meaning : (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work. The units of energy are joules or ergs.
Example :
Energy can take a wide variety of forms.
Synonyms : free energy
Meaning : Enterprising or ambitious drive.
Example :
Europeans often laugh at American energy.
Synonyms : get-up-and-go, push
Meaning : An imaginative lively style (especially style of writing).
Example :
His writing conveys great energy.
A remarkable muscularity of style.
Synonyms : muscularity, vigor, vigour, vim
Meaning : The federal department responsible for maintaining a national energy policy of the United States. Created in 1977.
Synonyms : department of energy, doe, energy department