| NDA | National Dental Association; New Drug Application; no data available; no detectable activity; no det... |
|---|---|
| NDC | National Data Communications; National Drug Code; Naval Dental Clinic; nondifferentiated cell |
| NDS | Naval Dental School; neurologic deficit score; new drug submission; normal dog serum |
| NIDR | National Institute of Dental Research |
| NNDC | National Naval Dental Center |
| dental research | The study of laws, theories, and hypotheses through a systematic examination of pertinent facts and their interpretation in the field of dentistry. (12 Dec 1998) |
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| dental restoration failure | Inability or inadequacy of a dental restoration or prosthesis to perform as expected. (12 Dec 1998) |
| dental restoration, permanent | A restoration designed to remain in service for not less than 20 to 30 years, usually made of gold casting, cohesive gold, or amalgam. (12 Dec 1998) |
| dental restoration, temporary | A restoration placed for a limited period, from several days to sevaeral months, which is designed to seal the tooth and maintain its position until a permanent restoration (dental restoration, permanent) will replace it. (12 Dec 1998) |
| dental restoration wear | Occlusal wear of the surfaces of restorations and surface wear of dentures. (12 Dec 1998) |
| dental ridge | The prominent border of a cusp or margin of a tooth. (05 Mar 2000) |
| dental sac | Dense fibrous layer formed from mesodermal tissue that surrounds the epithelial enamel organ. The cells eventually migrate to the external surface of the newly formed root dentin and give rise to the cementoblasts that deposit cementum on the developing root, fibroblasts of the developing periodontal ligament, and osteoblasts of the developing alveolar bone. (12 Dec 1998) |
| dental scaling | Removal of dental plaque and dental calculus from the surface of a tooth, from the surface of a tooth apical to the gingival margin accumulated in periodontal pockets, or from the surface coronal to the gingival margin. (12 Dec 1998) |
| dental sealant | A dental material usually made from interaction between bisphenol A and glycidyl methacrylate; such sealant's are used to seal nonfused, noncarious pits and fissures on surfaces of teeth. Synonym: dental sealant. (05 Mar 2000) |
| dental service, hospital | Hospital department providing dental care. (12 Dec 1998) |
| dental shelf | dental ledge |
| dental soldering | The joining of pieces of metal through the use of an alloy which has a lower melting point, usually at least 100 degrees celsius below the fusion temperature of the parts being soldered. In dentistry, soldering is used for joining components of a dental appliance, as in assembling a bridge, joining metals to orthodontic bands, or adding to the bulk of certain structures, such as the establishment of proper contact areas on inlays and crowns with adjacent teeth. (12 Dec 1998) |
| dental staff | Personnel who provide dental service to patients in an organised facility, institution or agency. (12 Dec 1998) |
| dental staff, hospital | Dental personnel practicing in hospitals. (12 Dec 1998) |
| dental stress analysis | The description and measurement of the various factors that produce physical stress upon dental restorations, prostheses, or appliances, materials associated with them, or the natural oral structures. (12 Dec 1998) |