Definition of "power" []

  • The ability or capacity to perform or act effectively. (noun)
  • A specific capacity, faculty, or aptitude. Often used in the plural: her powers of concentration. (noun)
  • Strength or force exerted or capable of being exerted; might. See Synonyms at strength. (noun)
  • The ability or official capacity to exercise control; authority. (noun)
  • A person, group, or nation having great influence or control over others: the western powers. (noun)
  • Ability or capacity to do something (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A specific ability, capacity, or faculty (noun)
  • Political, financial, social, etc, force or influence (noun)
  • Control or dominion or a position of control, dominion, or authority (noun)
  • A state or other political entity with political, industrial, or military strength (noun)
  • A person who exercises control, influence, or authority (noun)
  • A prerogative, privilege, or liberty (noun)
  • Legal authority to act, esp in a specified capacity, for another (noun)
  • The document conferring such authority (noun)
  • A military force (noun)
  • Military potential (noun)
  • The value of a number or quantity raised to some exponent (noun)
  • 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 (noun)
  • A measure of the rate of doing work expressed as the work done per unit time. It is measured in watts, horsepower, etc (noun)
  • 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 (noun)
  • (as modifier) (noun)
  • The ability to perform work (noun)
  • Mechanical energy as opposed to manual labour (noun)
  • A particular form of energy (noun)
  • 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 (noun)
  • A large amount or quantity (noun)
  • The sixth of the nine orders into which the angels are traditionally divided in medieval angelology (noun)
  • To give or provide power to (verb)
  • To fit (a machine) with a motor or engine (verb)
  • To travel with great speed or force (verb) (c) HarperCollins Publishers Ltd 2016

Use "power" in a sentence
  • "Hannah Arendt, whose rejection of the command-obedience model of power and definition of ˜power™ as “the human ability not just to act but to act in concert” overlaps significantly with the feminist conception of power as empowerment (1970, 44)."
  • "The defeat and collapse of the Soviet Union was the final step in the rapid ascendance of a Western Hemisphere power, the United States, as the sole and, indeed, the first truly global power…"
  • "They say, 'The Congress shall _not have_ this power;' or, what is equivalent, they shall not exercise it, for a _power_ that may not be exercised is a nullity."