(music, idiomatic) A chord or combination of notes used in rock music and typically selected to sound good at high volume and high levels of distortion. Power chords make extensive use of intervals such as open fourths and fifths.

(obsolete) a machine that used draft horses as a source of power

Alternative spelling of horsepower / Obsolete spelling of horse power

An electrical wire, cable or conduit, suspended in air by utility poles or transmission towers, or buried underground, used for the carrying of electricity either from a power source such as a generating station to a substation, or from a substation to a building such as a plant, commercial building or a home.

A quantitative measure of the ability of an optical instrument to produce separable images.

(computing) A person who makes heavy use of computers, running many applications and capable of using advanced functionality.

A phrase suggesting female exuberance and independence, used to market several female musical groups, especially the Spice Girls.

(mathematics) A function where the independent variable is raised to a particular real number power.

plural of power station

A source of power such as a generator or mains outlet.