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单词 rhizodontrypy
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rhizodontrypy
rhizodontrypy n.
Brit. /ˌrʌɪzə(ʊ)ˈdɒntrᵻpi/
,
U.S. /ˌraɪzəˈdɑntrəpi/
,
/ˌraɪzoʊˈdɑntrəpi/
(also †risodontrypy) [compare slightly later odontotrypy n. at odonto- comb. form ] Dentistry (now disused) the operation of drilling into the pulp cavity of the root of a tooth.
ΚΠ
1853 Southern Jrnl. Med. & Physical Sci. 1 215 The treatment of exposed nerves by Dr. Hullihen's method of perforating the fangs of the teeth..has received the name of ‘Risodontrypy’.
1853 Southern Jrnl. Med. & Physical Sci. 1 362 The operation termed ‘Rhizodontrypy’, and the removal of the dental pulp, are unphysiological and impracticable.
1865 Arch. Dentistry 1 152 I chanced lately to fall in with the last number of your Journal, and..was struck by a paper on Risodontrypy; after much cogitation I came to the conclusion that the word was a compound of Latin and Greek, and consequently had something to with laughing at people with holes in their teeth.
1904 Dublin Jrnl. Med. Sci. 117 369 We note the etymologically correct spelling of ‘rhizodontrypy’ on p. 16—not found in all dental manuals.
extracted from rhizo-comb. form
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