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Energy
01
the physical and mental strength required for activity, work, etc.
Examples
After studying all night, he had no energy left for the exam.
After the concert, he was out of energy.
02
(physics) a source of power that is required to do any work that may exist in potential, kinetic, thermal and other forms
Examples
The energy required to lift the box depends on its weight and the height it is lifted.
Solar panels convert sunlight into electrical energy.
03
a source of power that can be used to produce heat, light, or to operate different machines
04
forceful exertion
05
enterprising or ambitious drive
06
an imaginative lively style (especially style of writing)
07
the federal department responsible for maintaining a national energy policy of the United States; created in 1977
Lexical Tree
energize
energy
