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Definition of "joule" []

  • The International System unit of electrical, mechanical, and thermal energy. (noun)
  • A unit of electrical energy equal to the work done when a current of one ampere is passed through a resistance of one ohm for one second. (noun)
  • A unit of energy equal to the work done when a force of one newton acts through a distance of one meter. See Table at measurement. (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.

Use "joule" in a sentence
  • "An average of 420 joules of ultraviolet laser energy, known as 3-omega, was achieved for each beamline, for a total energy of more than 80 kilojoules (a joule is the energy needed to lift a small apple one meter against the Earth's gravity)."
  • "A joule is a watt-second, so this capacitor could deliver one watt for 0.4165 seconds, or 0.4165 watts for one second, or any other combination in which watts times seconds equals 0.4165."
  • "Ok then lets say it has to deliver above 2000 joule of energy on target at 100 yards and has to have a premium bullet .. 30 carbine out 30-30 in 223 out 22-250 in barely etc.. a 22-250 will do the job with barnes-x and a good shot .."