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单词 overclosure
释义

overclosuren.

Brit. /ˌəʊvəˈkləʊʒə/, U.S. /ˌoʊvərˈkloʊʒər/
Origin: Formed within English, by derivation. Etymons: over- prefix, closure n.
Etymology: < over- prefix + closure n.
Dentistry.
Abnormal elevation of the mandible (lower jaw) in relation to the maxilla (upper jaw), resulting in shortening of the lower face.
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the world > health and disease > ill health > a disease > disorders of internal organs > disorders of mouth > [noun] > disorders of teeth
scale1594
caries1634
tartar1806
odontolith1848
malocclusion1864
pulpitis1869
odontome1870
pericementitis1882
cementoma1893
open bite1893
plaque1898
super-eruption1912
mulberry molar1917
Moon1918
retroclusion1928
bruxism1932
overclosure1934
overeruption1961
1934 Ann. Otol., Rhinol. & Laryngol. 43 7 (caption) Broken lines spheno-mandibular ligaments and pterygoid muscles further relaxed by marked overclosure of edentulous mouth.
1948 Brit. Dental Jrnl. 85 225/1 Men with severe recently acquired malocclusion (extreme voluntary overclosure after removal of their full dentures).
1975 H. Thomson Occlusion iv. 51 A vertical extension of mandibular displacement where the IOD [= interocclusal distance] is in excess of 4 mm. is referred to as mandibular overclosure.
2000 Jrnl. Craniofacial Surg. 11 312 Patients with cleft lip and palate with severe maxillary retrusion usually have a mandible with anterior-superior autorotation and subsequent overclosure and loss of the vertical facial dimension.
This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).
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n.1934
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