• synonyms


[proh-ney-shuh n]
  1. rotation of the hand or forearm so that the surface of the palm is facing downward or toward the back (opposed to supination).
  2. a comparable motion of the foot consisting of abduction followed by eversion.
  3. the position assumed as the result of this rotation.
  4. any similar motion of the limbs or feet of animals.
Show More

Origin of pronation

First recorded in 1660–70; pronate + -ion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pronation

Historical Examples of pronation

  • In short, quadrupeds have their anterior members in the position of pronation.

    Artistic Anatomy of Animals

    douard Cuyer

  • In this indication the hand is absolutely reversed, that is, it is in pronation.

  • Pronation of the forearm is feeble, and is completed by the weight of the hand.

    Manual of Surgery

    Alexis Thomson and Alexander Miles

  • Thus, the bear (plantigrade) has five digits, and the power of performing the movements of supination and pronation.

  • The arms of these animals are permanently fixed in the position of pronation.

Word Origin and History for pronation


1660s, from French pronation, from Medieval Latin pronationem (nominative pronatio), noun of action from past participle stem of Late Latin pronare (see pronate).

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

pronation in Medicine


  1. The act of pronating.
  2. The condition of being pronated, especially the condition of having flat feet.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.