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单词 onychogryphosis
释义

onychogryphosisn.

Brit. /ˌɒnᵻkəʊɡrᵻˈfəʊsɪs/, U.S. /ˈˌɑnəkoʊɡrəˈfoʊsəs/
Forms: 1800s– onychogryphosis, 1800s– onychogryposis.
Origin: A borrowing from Latin, combined with an English element. Etymons: onycho- comb. form, Latin gryphosis.
Etymology: < onycho- comb. form + post-classical Latin gryphosis curvature of the nails (1807; 1713 as gryposis ) < Byzantine Greek γρύπωσις hooking of the nails < ancient Greek γρυπῶσθαι to become hooked ( < γρυπός hooked, curved, perhaps < the same Indo-European base as crumb adj.) + -ωσις -osis suffix.
Medicine.
Excessive growth, accompanied by thickening and curvature, of one or more nails (usually toenails).
ΘΚΠ
the world > health and disease > ill health > a disease > disorders of visible parts > disorders of nails > [noun]
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onychogryphosis1833
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1833 R. Dunglison Dict. Med. Sci. II Onychogryphosis, onychogryposis, curvature of the nails: such as occurs in hectic individuals.
1887 Boston Med. & Surg. Jrnl. 117 301/1 When the whole nail is affected, its free border has a tendency to curve downwards. It may occur in various directions, according as it is disturbed in the vertical or transverse way (onychogryphosis).
1901 C. Watson Encycl. Medica VIII. 220 The subject of onychogryposis was first fully investigated by Virchow.
1948 Proc. Royal Soc. 1947–8 B. 135 154 (table) Progeny of individuals affected with dominant abnormalities of the skin, hair, nails, and teeth... Onychogryphosis.
1972 A. J. Rook et al. Textbk. Dermatol. (ed. 2) II. 1662/1 Nail hypertrophy implies thickening and increase in length, whilst onychogryphosis implies curvature also.
1999 Jrnl. Cutaneous Med. & Surg. 3 302 A 45-year-old woman was referred to the dermatology clinic for assessment of ‘refractory onychogryphosis’.
This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).
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n.1833
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