Definition of "magnetostriction" [magnetostriction]

• Deformation of a ferromagnetic material subjected to a magnetic field. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "He also worked with Lord Kelvin to develop the absolute scale of temperature, made observations on magnetostriction, and found the relationship between the flow of current through a resistance and the heat dissipated, now called Joule's law."
• "But it's not based on magnetic attraction — it's magnetostriction."
• "The magnetostriction technology invented by MTS for Temposonics sensors enables the simultaneous and continuous position measurement of up to 30 different points on an axis, which can eliminate the need for multiple sensors or switches."