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

(uncountable) Power, especially electrical power, obtained using nuclear fission or nuclear fusion. / (countable) A nation that possesses nuclear weapons.

plural of power station

An interruption in the supply of power (usually electricity).

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

Power derived from water heated into steam, usually converted to motive power by a reciprocating engine or turbine.

plural of power source

plural of power cut

The collective power of the people or the commonwealth.

(mathematics, mathematical analysis) Any infinite series of the general form ∑ᵢ₌₀ ᪲a_i(x-c)ⁱ.