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The definition of power

25 Definitions of: power

    1. noun, ability or capacity to do something
    2. noun, a specific ability, capacity, or faculty
    3. noun, political, financial, social, etc, force or influence
    4. noun, control or dominion or a position of control, dominion, or authority
    5. noun, a state or other political entity with political, industrial, or military strength
    6. noun, a person who exercises control, influence, or authority
    7. noun, a prerogative, privilege, or liberty
    8. noun, a) legal authority to act, esp in a specified capacity, for another b) the document conferring such authority
    9. noun, a) a military force b) military potential
    10. noun, maths a) the value of a number or quantity raised to some exponent b)another name for exponent
    11. noun, statistics the probability of rejecting the null hypothesis in a test when it is false. The power of a test of a given null depends on the particular alternative hypothesis against which it is tested
    12. noun, physics engineering a measure of the rate of doing work expressed as the work done per unit time. It is measured in watts, horsepower, etc. Symbol: P
    13. noun, a) the rate at which electrical energy is fed into or taken from a device or system. It is expressed, in a direct-current circuit, as the product of current and voltage and, in an alternating-current circuit, as the product of the effective values of the current and voltage and the cosine of the phase angle between them. It is measured in watts b) (as modifier)
    14. noun, the ability to perform work
    15. noun, a) mechanical energy as opposed to manual labour b) (as modifier)
    16. noun, a particular form of energy
    17. noun, a) a measure of the ability of a lens or optical system to magnify an object, equal to the reciprocal of the focal length. It is measured in dioptres b)another word for magnification
    18. noun, a large amount or quantity
    19. noun, the sixth of the nine orders into which the angels are traditionally divided in medieval angelology
    20. noun, in one's power able or allowed (to)
    21. noun, in (someone's) power under the control or sway of (someone)
    22. noun, the powers that be the established authority or administration
    23. verb, to give or provide power to
    24. verb, to fit (a machine) with a motor or engine
    25. verb, slang to travel with great speed or force ▷ See also power down ▷ See also, power up
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    27. Show me the etymology of the word: power

From Collins