ptosis

See also: Ptosis

English

Etymology

From Ancient Greek πτῶσις (ptôsis, “falling, fall”), from πίπτω (píptō, “to fall down”) +‎ -σις (-sis, nominal suffix). First used in 1710.

Pronunciation

• (Received Pronunciation) IPA^(key): /ˈtəʊ.sɪs/
• (General American) IPA^(key): /ˈtoʊ.sɪs/
• Rhymes: -əʊsɪs

Noun

ptosis (countable and uncountable, plural ptoses)

1. (medicine) The prolapse of a bodily organ, especially drooping of the eyelid or the breasts.
   • 1970, JG Ballard, The Atrocity Exhibition:

     There were many other factors to be taken into account: Miss West’s age, the type of enlargement, whether the condition was one of pure hypertrophy, the degree of ptosis present, the actual scale of enlargement and, finally, the presence of any pathology in the breast tissue itself.

Derived terms

• apoptosis
• blepharoptosis
• cladoptosis
• gastroptosis
• mastoptosis
• nephroptosis
• visceroptosis

 

Related terms

• ptotic

 

Translations

the prolapse of a bodily organ

• Russian: птоз (ru) m (ptoz), опуще́ние (ru) n (opuščénije), отвиса́ние (ru) n (otvisánije)

See also

• phthisis (atrophy)

 

Anagrams

• posits

Spanish

Pronunciation

• IPA^(key): /ˈtosis/ [ˈt̪o.sis]
• Rhymes: -osis
• Syllabification: pto‧sis

Noun

ptosis f (plural ptosis)

1. (medicine) ptosis

Further reading

• “ptosis”, in Diccionario de la lengua española (in Spanish), online version 23.7, Royal Spanish Academy, 2023 November 28