onlay

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on·lay

 (ŏn′lā′, ôn′-)
n.
1. Something laid or applied over something else, as to add relief to a surface.
2. Medicine A graft applied to the surface of a recipient organ or structure.
3. Dentistry A cast, usually made of metal, attached to the surface of a tooth.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

onlay

(ˈɒnˌleɪ)
n
(Dentistry) dentistry an artificial veneer which covers the entire front of the tooth
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Translations

on·lay

n. injerto, esp. en la reparación de defectos óseos.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
Dental laboratory ovens are used during the production of ceramic dental restoration such as crowns, bridges, inlays and onlays. Dental laboratory oven employs high temperature and pressure to process ceramic material into final states of hardening.
Featuring some 3,588 illustrations, "Shortcuts in Esthetic Dentistry" covers such issues as: Dental Bleaching: Concepts and Bleaching Substances; Composite Resins and Adhesive Systems: The Material; Esthetic Restorations and Anterior Makeovers; Esthetic Restorations and Sculpture in Posterior Teeth; Inlays and Onlays: Partial Restorations in Composites and Ceramics.
Inlays and onlays are a good option to restore endodontically treated teeth because of their durability, custom fit, resistance to staining and tooth structure preservation.
On the basis of products, the cosmetic dentistry market is divided into dental systems and equipment, dental implants, dental bridges, dental crowns, dental veneers, orthodontic braces, bonding agents, and inlays and onlays. The dental systems and equipment segment is further divided into instrument delivery systems, handpieces, dental chairs, light curing equipment, scaling units, CAD/CAM systems, dental lasers, and dental radiology equipment.