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Young's modulus

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noun Physics.

a coefficient of elasticity of a substance, expressing the ratio between a stress that acts to change the length of a body and the fractional change in length caused by this force.

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Origin of Young's modulus

1860–65; named after Thomas Young, who derived it
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use Young's modulus in a sentence

British Dictionary definitions for Young's modulus

Young's modulus

noun

a modulus of elasticity, applicable to the stretching of a wire etc, equal to the ratio of the applied load per unit area of cross section to the increase in length per unit lengthSymbol: E

Word Origin for Young's modulus

C19: named after Thomas Young
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

Scientific definitions for Young's modulus

Young's modulus
[ yŭngz ]

See under modulus of elasticity.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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