pinledgen.
/ˈpɪnlɛdʒ/, U.S. /ˈpɪnˌlɛdʒ/ Dentistry.
A pinlay, esp. one covering the lingual surface of a tooth and dependent on pins inserted in ledges cut in the tooth for retention and stability.
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pinlay1915
pinledge1915
1915 J. K. Burgess in Dental Cosmos 57 1342/1 The anterior attachment is an outgrowth of the pinlay, being constructed on the same principle. I have chosen to call it the ‘pinledge’.
1952 Dental Practitioner 2 328/1 The pinlay, or pinledge preparation as it is often called, for incisor or canine bridge abutment, has been known in one form or another for many years.
1986 Jrnl. Oral Rehabilitation 13 297 Frequent checks are therefore necessary to control the retention of bridges solely retained by pinledges.
This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022).
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n.1915