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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - Drooping of the upper eyelid caused by muscle paralysis and weakness.

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Usage examples (37)
  • Did you know that "ptosis" is Latin for "period of the face?"
  • This being smize week, you can see how her ptosis might be a problem.
  • Breast droop, called ptosis, can be corrected by mastopexy. breast reduction.
  • Some children are born with a weakened muscle of the eyelid called a ptosis that results in a drooping of the eyelid.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.