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mechanical advantage

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noun Mechanics.
  1. the ratio of output force to the input force applied to a mechanism.
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Origin of mechanical advantage

First recorded in 1890–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for mechanical advantage

mechanical advantage

noun
  1. the ratio of the working force exerted by a mechanism to the applied effort
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

mechanical advantage in Science

mechanical advantage

[mĭ-kănĭ-kəl]
  1. The ratio of the output force (acting on a load) produced by a machine to the applied effort (the input force). See also efficiency.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.