(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs
of or relating to anabolism
providing a relatively large amount of energy upon undergoing a chemical reaction
(of a nuclear reaction) occurring with absorption of energy
forceful exertion
enterprising or ambitious drive
an imaginative lively style (especially style of writing)
the federal department responsible for maintaining a national energy policy of the United States; created in 1977
a healthy capacity for vigorous activity
any source of usable power
