jaw-winking syndrome

Medical Dictionary

jaw-winking syndrome n.
An increase in the width of the eyelids that occurs during chewing, sometimes accompanied by a rhythmic raising of the upper lid when the mouth is open and its subsequent drooping when the mouth is closed. Also called Marcus Gunn phenomenon.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Explore Dictionary.com
Previous Definition: jaw-bone
Next Definition: jawbone
More from Thesaurus.com
Synonyms and Antonyms for jaw-winking syndrome
More from Reference.com
Search for articles containing jaw-winking syndrome
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature