(idiomatic) Limited ability.

plural of power set

(economics) The amount of goods and services that can be bought with a unit of currency. / (economics) The amount of goods and services that can be bought by consumers; available income; spending power.

(video games) A special item that provides the player with some ability or benefit.

A multi-socket plug that can be used to channel electricity from a single socket.

(electrical, engineering) The ratio of the actual power to the apparent power in an alternating current power system; specifically, the cosine of the phase angle between the voltage and the current.

A person or group having the ability to influence important decisions, especially in public policy, politics, and business.

plural of power broker

(physics) Power of the wind. / Such power harnessed as a power source, especially as applied to a category of electrical generation.

(uncountable, law) The legal authorisation of one person to act as the agent of another. / (countable, law) A legal document allowing one person to act as the agent of another.