Young's modulus

Young's modulus

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.
Origin:
1860–65; named after Thomas Young, who derived it

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Collins
World English Dictionary
Young's modulus
 
—n
E 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 length
 
[C19: named after Thomas Young]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Young's modulus is always a great word to know.
So is ort. Does it mean:
a scrap or morsel of food left at a meal.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
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American Heritage
Science Dictionary
Young's modulus   (yŭngz)  Pronunciation Key 
See under modulus of elasticity.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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