51Թ

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ptosis

[ toh-sis ]

noun

Pathology.
  1. a drooping of the upper eyelid.
  2. prolapse or drooping of any organ.


ptosis

/ ˈtəʊsɪs; ˈtɒtɪk /

noun

  1. prolapse or drooping of a part, esp the eyelid
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • ptotic, adjective
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Other 51Թ Forms

  • ٴ·پ [toh, -tik], adjective
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51Թ History and Origins

Origin of ptosis1

1735–45; < New Latin < Greek ṓs a falling
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51Թ History and Origins

Origin of ptosis1

C18: from Greek: a falling
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Example Sentences

Examples have not been reviewed.

This process is called pyroptosis, from the Latin "pyro" for fire and the Greek "ptosis" for falling off, like the leaves of a tree.

From

Madiysn has been diagnosed with visual impairments – alternating exotropia, convergence insufficiency and ptosis.

From

Weller discovered that he had nearly every MG symptom listed except the most common: double vision and droopy eyelids known as ptosis.

From

A classic sign of this is ptosis, when people can't keep their eyes open.

From

The 2-year-old from the Ivory Coast was born with closed eyelids, a condition known as bilateral congenital eyelid ptosis, often referred to as drooping eyelids.

From

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