ptosis
[ toh-sis ]
nounPathology.
a drooping of the upper eyelid.
prolapse or drooping of any organ.
Origin of ptosis
11735–45; <New Latin <Greek ptṓsis a falling
Other words from ptosis
- pto·tic [toh-tik], /ˈtoʊ tɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use ptosis in a sentence
Ptoses of other abdominal organs are described; the liver, transverse colon, spleen and kidneys may be involved.
British Dictionary definitions for ptosis
ptosis
/ (ˈtəʊsɪs) /
nounplural ptoses (ˈtəʊsiːz)
prolapse or drooping of a part, esp the eyelid
Origin of ptosis
1C18: from Greek: a falling
Derived forms of ptosis
- ptotic (ˈtɒtɪk), adjective
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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