shear modulus: Meaning and Definition of

shear' mod"ulus

Pronunciation: [key]
— Physics. Physics.
  1. a coefficient of elasticity of a substance, expressing the ratio between the force per unit area that laterally deforms the substance and the shear that is produced by this force. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.