pericementumn.
/ˌpɛrɪsᵻˈmɛntəm/, U.S. /ˌpɛrəsəˈmɛn(t)əm/ Dentistry. Now rare.
The layer of connective tissue between the root of a tooth and the alveolar bone; the periodontal ligament.
ΘΚΠ
the world > life > the body > digestive or excretive organs > digestive organs > mouth > substance or parts of teeth > [noun] > cement > substance surrounding
pericementum1879
1879 C. F. W. Bödecker in Dental Cosmos 21 593 The pericementum (root membrane, or alveolo-dental periosteum, etc., as it has been termed by former writers) is a formation of connective tissue.
1900 Lancet 18 Aug. 539/1 The pericementum compressed between the root of the teeth and the alveolus very quickly became necrosed.
1940 H. K. Box Twelve Periodontal Stud. v. 84 The formation, in the pericementum, of a new tissue..replaces the bone substance of the alveolar process.
Derivatives
periceˈmental adj.
ΘΚΠ
the world > life > the body > digestive or excretive organs > digestive organs > mouth > substance or parts of teeth > [adjective] > cement > substance surrounding
pericemental1886
1886 W. D. Younger (title) Implantation of teeth and pericemental life.
1904 V. H. Jackson Orthodontia 199 Opening the bite has been used to advantage in cases of pericemental inflammation.
1940 H. K. Box Twelve Periodontal Stud. v. 84 The formation..of a new tissue..changes the normal arrangement of the pericemental structures.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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n.1879