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单词 arachnodactyly
释义

arachnodactylyn.

Brit. /əˌraknə(ʊ)ˈdaktᵻli/, /əˌraknə(ʊ)ˈdaktl̩i/, U.S. /əˌræknoʊˈdæktəli/, /əˌræknəˈdæktəli/
Origin: A borrowing from Greek, combined with English elements; modelled on a French lexical item. Etymons: Greek ἀράχνη , -o- connective, -dactyly comb. form.
Etymology: < ancient Greek ἀράχνη spider (see arachnid n.) + -o- connective + -dactyly comb. form, after French arachnodactylie (C. Archard 1902, in Bull. et Mém. de la Soc. Méd. des Hôpitaux de Paris 19 834).
Medicine.
The condition of having unusually long and slender fingers and hands (and often toes and feet), associated esp. with Marfan's syndrome and similar connective tissue disorders.
ΚΠ
1920 Jrnl. Orthopaedic Surg. 2 660 Arachnodactyly was first brought to attention by Marfan in 1890, who called the deformity dolicho-steno-melie.
1946 Proc. Royal Soc. Med. 39 697 The large hands with long tapering fingers and the large strip-like feet present features typical of arachnodactyly.
1989 J. A. B. Collier & J. M. Longmore Oxf. Handbk. Clin. Specialties (ed. 2) iii. 226 Ectopia lentis: this presents as glaucoma with poor vision. The lens margin is visible; seen in arachnodactyly.
2010 Australian (Nexis) 7 Jan. 7 The ‘almost feminine’ elegance of the young nobleman..in Sandro Botticelli's portrait..was due to his unnaturally long, thin fingers—a sign of arachnodactyly.
This is a new entry (OED Third Edition, March 2012; most recently modified version published online December 2021).
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n.1920
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