| NR | do not repeat [Lat. non repetatur]; nerve root; neural retina; neutral red; noise reduction; nonreac... |
|---|---|
| PAR | participating provider; passive avoidance reaction; perennial allergic rhinitis; photosynthetically ... |
| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
| rad | radiation absorbed dose; radial; radian; radical; radius; root [Lat. radix] |
| RC | an electronic circuit containing a resistor and capacitor in series; radiocarpal; reaction center; r... |
| senile dental caries | Caries occurring in old age, usually interproximally and in the cementum. (05 Mar 2000) |
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| societies, dental | Societies whose membership is limited to dentists. (12 Dec 1998) |
| specialties, dental | Various branches of dental practice limited to specialised areas. (12 Dec 1998) |
| students, dental | Individuals enrolled a school of dentistry or a formal educational program in leading to a degree in dentistry. (12 Dec 1998) |
| superior dental arch | The teeth supported by the alveolar process of the two maxillae, whether the 10 deciduous teeth or the 16 permanent teeth. Synonym: arcus dentalis superior, maxillary dentition. (05 Mar 2000) |
| superior dental nerves | Three branches (posterior, middle, and anterior) of the maxillary nerve (or its continuation as the infraorbital nerve) that enter the maxilla to supply the mucosa of the maxillary sinus, upper teeth and gingiva. Synonym: nervi alveolares superiores, superior dental nerves. (05 Mar 2000) |
| superior dental plexus | Formed by branches of the infraorbital nerve, it gives off superior dental branches to the upper and superior gingival branches to the gums. Synonym: plexus dentalis superior. (05 Mar 2000) |
| superior dental rami | Superior dental branches of superior dental plexus. Synonym: rami dentales superiores. (05 Mar 2000) |
| superior gingival branches of superior dental plexus | Branches of superior dental plexus to gingiva of upper jaw. Synonym: rami gingivales superiores plexus dentalis superioris. (05 Mar 2000) |
| dental | 1. <dentistry> Of or pertaining to the teeth or to dentistry; as, dental surgery. 2. <zoology> Dental formula, a brief notation used by zoologists to denote the number and kind of teeth of a mammal. Dental surgeon, a dentist. Origin: L. Dens, dentis, tooth: cf. F. Dental. 3.. <marine biology> A marine mollusk of the genus Dentalium, with a curved conical shell resembling a tooth. See Dentalium. Origin: Cf. F. Dentale. (21 Jun 2000) |
| dental abscess | <dentistry> A pocket of pus adjacent to or within (apical abscess) the tooth's root caused by plaque and calculus invasion. Symptoms include tooth pain and tenderness that may be accompanied by facial swelling and a fever. Treatment includes antibiotics and a thorough cleansing of the infected site by a dentist. See: apical abscess. (27 Sep 1997) |
| dental abutments | <dentistry> Natural teeth or teeth roots used as anchorage for a fixed or removable denture or other prosthesis (such as an implant) serving the same purpose. (12 Dec 1998) |
| dental alloys | <dentistry> A mixture of metallic elements or compounds with other metallic or metalloid elements in varying proportions for use in restorative or prosthetic dentistry. (12 Dec 1998) |
| dental amalgam | <chemical, dentistry> An alloy used in restorative dentistry that contains mercury, silver, tin, copper, and possibly zinc. Chemical name: Dental materials and fillings, amalgams (12 Dec 1998) |
| dental anaesthesia | <anaesthetics, dentistry> General, conduction, local, or topical anaesthesia for operations upon the teeth, gingivae, or associated structures. (05 Mar 2000) |