The imaginary component of the power of an alternating current circuit; the product of the voltage and that part of the current that is out of phase with the voltage.

A power strip.

The process in which an electric or electronic device produces heat (or other waste energy) as an unwanted byproduct of its primary action.

(transitive) To turn off, to cut the power to.

A mechanized loom powered by a line shaft.

power provided by a power plant or system over and above the firm power

the guaranteed power provided by a power plant or transmission system

(roller derby) A period during which only one jammer is on the track.

(idiomatic) To be installed in high office, for example as a king, president, or prime minister.

A lack of centralised political authority, especially following a conflict, revolution, change of power, etc.