ptosisn.

Brit.

/ˈtəʊsɪs/, U.S.

/ˈtoʊsəs/

Inflections: Plural ptoses Brit.

/ˈtəʊsiːz/, U.S.

/ˈtoʊsiz/.

Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French ptosis; Latin ptosis.

Etymology: Partly < French ptosis (1708 in the passage translated in quot. 1710 at sense 1), and partly < post-classical Latin and scientific Latin ptosis (1739 in sense 1, in the source translated in quot. 1743; 1793 or earlier in sense 2: see note below), both < ancient Greek πτῶσις falling, fall < an ablaut variant of the stem of πίπτειν to fall ( < the same Indo-European base as ancient Greek πέτεσθαι to fly: see feather n.) + -σις -sis suffix. With sense 2 compare French ptose (1895 in this sense).Cf the following example of scientific Latin ptosis in sense 2:1793 W. Rowley Rational Pract. Physic III. 231 (heading) Ptosis Iridis, or Prolapsus of the Iris.

Medicine.

1. Drooping of the upper eyelid; an instance of this. Also called blepharoptosis.

ΘΚΠ

the world > health and disease > ill health > a disease > disorders of eye > [noun] > other disorders of eyelids

ptilosis1684

trachoma1684

helosis1706

ptosis1710

blepharoptosis1807

symblepharon1819

raspberry lid1869

blepharospasm1872

sago-grain1873

gumming1874

Stellwag's sign1887

tylosis1890

cycloplegia1902

the world > health and disease > ill health > a disease > disorders of internal organs > convulsive or paralytic disorders > [noun] > palsy or paralysis > paralysis of eyes or eyelids

ptosis1710

ophthalmoplegia1835

ophthalmoplegy1848

iridoplegia1878

cycloplegia1902

1710 tr. P. Dionis Course Chirurg. Operations vi. 297 The third is the Ptosis [Fr. le ptosis], derived from Piptin, to fall, because that in this Disease the Eye-lashes fall into the Eye.

1743 tr. L. Heister Gen. Syst. Surg. I. xlv. 376 (heading) Of Relaxation and Tumour of the Eye-lids, termed Phalangosis and Ptosis [L. Ptosi; Ger. Ptosis].

1819 S. Cooper First Lines Pract. Surg. (ed. 4) I. ii. iv. 414 Wounds of the lower part of the forehead or eyebrow, are sometimes followed by the disorder named ptosis, in which the upper eyelid hangs down.

1899 T. C. Allbutt et al. Syst. Med. VII. 681 Ptosis of the right upper eyelid appeared.

1935 T. Wolfe Of Time & River ii. xi. 129 His eyes were gray, sharp, and old, and one eyelid had a heavy droop or ptosis.

1990 Brain 113 1294 As some degree of ptosis remained, and increased doses of pyridostigmine produced muscarinic side effects, the ptosis was treated surgically.

2. Prolapse, sagging, or abnormally low positioning of an organ or part; an instance of this.

ΘΚΠ

the world > health and disease > ill health > a disease > disorders of internal organs > [noun] > prolapse

procidentia1566

precipitationa1576

prolapsion1580

procidence1601

prolapsus1636

prolapse1676

exitus1797

collapse1833

retrodisplacement1870

ptosis1897

visceroptosis1897

the world > health and disease > ill health > a disease > disorders of visible parts > [noun] > disease of breast

sparganosis1684

mastodynia1802

mastitis1827

galactocele1850

mazodynia1850

breast cancer1856

mastopathy1857

milkstone1892

ptosis1953

1897 T. C. Allbutt et al. Syst. Med. III. 587 To discuss ptosis of the abdominal organs.

1909 Amer. Jrnl. Med. Sci. 137 380 Ptoses of the splenic flexure and descending colon are rare.

1934 S. Beckett More Pricks than Kicks 68 Man with weak bladder and tendency to ptosis of viscera.

1953 Pageant Aug. 68 About 4,000,000 young American women suffer in some degree from micromastia (immature breasts) and another 10,000,000 from ptosis (or collapse or sagging of the breasts).

1987 Listener 5 Nov. 17/2 Surgeons boldly decided that the patients were suffering from a condition called ptosis, or organ slippage.

2005 Aesthetic Surg. Jrnl. 25 587 We report on a new technique for correction of postaugmentation ptosis, also called ‘implant ptosis’,..without making any further incisions on the breast or producing any breast distortion.

Derivatives

ˈptotic adj. affected by ptosis.

ΘΚΠ

the world > health and disease > ill health > a disease > disorders of visible parts > [adjective] > diseases of breast

ptotic1890

1890 in Cent. Dict. Ptotic, pertaining to, characterized by, or affected with ptosis.

1914 Lancet 7 Feb. 401/2 The levator palpebræ of the affected side would undergo a controlateral nerve stimulus sufficient to allow elevation of the ptotic eyelid.

1981 Aesthetic Plastic Surg. 5 33 If the contralateral breast was large or ptotic, reduction mammoplasty or mastopexy was performed.

This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).

单词	ptosis
释义	ptosisn. Brit. /ˈtəʊsɪs/, U.S. /ˈtoʊsəs/ Inflections: Plural ptoses Brit. /ˈtəʊsiːz/, U.S. /ˈtoʊsiz/. Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French ptosis; Latin ptosis. Etymology: Partly < French ptosis (1708 in the passage translated in quot. 1710 at sense 1), and partly < post-classical Latin and scientific Latin ptosis (1739 in sense 1, in the source translated in quot. 1743; 1793 or earlier in sense 2: see note below), both < ancient Greek πτῶσις falling, fall < an ablaut variant of the stem of πίπτειν to fall ( < the same Indo-European base as ancient Greek πέτεσθαι to fly: see feather n.) + -σις -sis suffix. With sense 2 compare French ptose (1895 in this sense).Cf the following example of scientific Latin ptosis in sense 2:1793 W. Rowley Rational Pract. Physic III. 231 (heading) Ptosis Iridis, or Prolapsus of the Iris. Medicine. 1. Drooping of the upper eyelid; an instance of this. Also called blepharoptosis. ΘΚΠ the world > health and disease > ill health > a disease > disorders of eye > [noun] > other disorders of eyelids ptilosis1684 trachoma1684 helosis1706 ptosis1710 blepharoptosis1807 symblepharon1819 raspberry lid1869 blepharospasm1872 sago-grain1873 gumming1874 Stellwag's sign1887 tylosis1890 cycloplegia1902 the world > health and disease > ill health > a disease > disorders of internal organs > convulsive or paralytic disorders > [noun] > palsy or paralysis > paralysis of eyes or eyelids ptosis1710 ophthalmoplegia1835 ophthalmoplegy1848 iridoplegia1878 cycloplegia1902 1710 tr. P. Dionis Course Chirurg. Operations vi. 297 The third is the Ptosis [Fr. le ptosis], derived from Piptin, to fall, because that in this Disease the Eye-lashes fall into the Eye. 1743 tr. L. Heister Gen. Syst. Surg. I. xlv. 376 (heading) Of Relaxation and Tumour of the Eye-lids, termed Phalangosis and Ptosis [L. Ptosi; Ger. Ptosis]. 1819 S. Cooper First Lines Pract. Surg. (ed. 4) I. ii. iv. 414 Wounds of the lower part of the forehead or eyebrow, are sometimes followed by the disorder named ptosis, in which the upper eyelid hangs down. 1899 T. C. Allbutt et al. Syst. Med. VII. 681 Ptosis of the right upper eyelid appeared. 1935 T. Wolfe Of Time & River ii. xi. 129 His eyes were gray, sharp, and old, and one eyelid had a heavy droop or ptosis. 1990 Brain 113 1294 As some degree of ptosis remained, and increased doses of pyridostigmine produced muscarinic side effects, the ptosis was treated surgically. 2. Prolapse, sagging, or abnormally low positioning of an organ or part; an instance of this. ΘΚΠ the world > health and disease > ill health > a disease > disorders of internal organs > [noun] > prolapse procidentia1566 precipitationa1576 prolapsion1580 procidence1601 prolapsus1636 prolapse1676 exitus1797 collapse1833 retrodisplacement1870 ptosis1897 visceroptosis1897 the world > health and disease > ill health > a disease > disorders of visible parts > [noun] > disease of breast sparganosis1684 mastodynia1802 mastitis1827 galactocele1850 mazodynia1850 breast cancer1856 mastopathy1857 milkstone1892 ptosis1953 1897 T. C. Allbutt et al. Syst. Med. III. 587 To discuss ptosis of the abdominal organs. 1909 Amer. Jrnl. Med. Sci. 137 380 Ptoses of the splenic flexure and descending colon are rare. 1934 S. Beckett More Pricks than Kicks 68 Man with weak bladder and tendency to ptosis of viscera. 1953 Pageant Aug. 68 About 4,000,000 young American women suffer in some degree from micromastia (immature breasts) and another 10,000,000 from ptosis (or collapse or sagging of the breasts). 1987 Listener 5 Nov. 17/2 Surgeons boldly decided that the patients were suffering from a condition called ptosis, or organ slippage. 2005 Aesthetic Surg. Jrnl. 25 587 We report on a new technique for correction of postaugmentation ptosis, also called ‘implant ptosis’,..without making any further incisions on the breast or producing any breast distortion. Derivatives ˈptotic adj. affected by ptosis. ΘΚΠ the world > health and disease > ill health > a disease > disorders of visible parts > [adjective] > diseases of breast ptotic1890 1890 in Cent. Dict. Ptotic, pertaining to, characterized by, or affected with ptosis. 1914 Lancet 7 Feb. 401/2 The levator palpebræ of the affected side would undergo a controlateral nerve stimulus sufficient to allow elevation of the ptotic eyelid. 1981 Aesthetic Plastic Surg. 5 33 If the contralateral breast was large or ptotic, reduction mammoplasty or mastopexy was performed. This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022). < n.1710
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