The concept of power occurs in multiple areas.

Physics

• Power (physics) is the amount of work done per unit of time.
• Electric power
• Nuclear power
• Solar power

Social

• Power (sociology)
• Political power
• Reserve power
• Power (international), the ability of national states to influence or control other states or regions

Economics

• Economic powers

Mathematics

• Exponentiation, for example 2³ is "two to the power of three"
• Statistical power

Other

• Another word for the noun deity
• Powers, one of nine orders of angels in medieval angelology
• IBM POWER, Performance Optimization With Enhanced RISC, an IBM microprocessor architecture
• Power, a 1986 album by Kansas
• The Power, a 1956 novel by Frank M. Robinson, made into a 1968 film
• Power , a 1986 movie
• Powers, a comic book series by Brian Michael Bendis and Mike Avon Oeming
• (Super) powers, special abilities of super-humans, aliens, etc.