Try Our Apps


Words You've Been Using Wrong

Poisson's ratio

or Poisson ratio

noun, Physics.
the ratio, in an elastic body under longitudinal stress, of the transverse strain to the longitudinal strain.
Origin of Poisson's ratio
First recorded in 1925-30; See origin at Poisson distribution Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
British Dictionary definitions for Poisson's ratio

Poisson's ratio

a measure of the elastic properties of a material expressed as the ratio of the fractional contraction in breadth to the fractional increase in length when the material is stretched μ, ν
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
Cite This Source

Word of the Day

Nearby words for poisson's ratio

Word Value for Poisson

Scrabble Words With Friends