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n. Abbr. WS or W-s
A unit of energy equal to the work done by one watt acting for one second, equivalent to 1 joule.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
In electrical terms, the joule equals one watt-second i.e., the energy released in one second by a current of one ampere through a resistance of one ohm.
Aerobic capacity, assessed on a graded treadmill exercise test, improved by 33% over the course of 6 months from a mean baseline of 55,475 watt-seconds. Women improved from a baseline of 47,253 watt-seconds to 62,822 watt-seconds, while endurance performance in men increased from 58,335 to 77,741 watt-seconds.