hysteresis

play
noun hys·ter·e·sis \ ˌhi-stə-ˈrē-səs \

Definition of hysteresis

plural hystereses play \ˌhi-stə-ˈrē-ˌsēz\
physics :a retardation of an effect when the forces acting upon a body are changed (as if from viscosity or internal friction)
  • all manometers must be tested for hysteresis as well as for sensitivity and natural frequency
  • —H. D. Green
; especially :a lagging in the values of resulting magnetization in a magnetic material (such as iron) due to a changing magnetizing force

hysteretic

play \ˌhi-stə-ˈre-tik\ adjective

Origin and Etymology of hysteresis

New Latin, from Greek hysterēsis shortcoming, from hysterein to be late, fall short, from hysteros later — more at out


Medical Dictionary

hysteresis

play
noun hys·ter·e·sis \ ˌhis-tə-ˈrē-səs \

medical Definition of hysteresis

plural hystereses play \-ˌsēz\
1 :the lagging of a physical effect on a body behind its cause (as behind changed forces and conditions)
  • all manometers must be tested for hysteresis as well as for sensitivity and natural frequency
  • —H. D. Green
2 a :the influence of the previous history or treatment of a body on its subsequent response to a given force or changed condition
  • a study has been made of the phenomenon of rennet hysteresis, in which the time of coagulation of heated milk is progressively greater with increase in the time interval between heating and addition of rennet
  • —J. S. Fruton
b :the changed response of a body that results from this influence

Learn More about hysteresis


Seen and Heard

What made you want to look up hysteresis? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

agreeable, attractive, or delicious

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!