| RRT | random response technique; Registered Respiratory Therapist; relative retention time |
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| RTR | Recreational Therapist, Registered; red blood cell turnover rate; retention time ratio |
| Tr | radiologic half-life; retention time |
| WR | Wassermann reaction; water retention; weakly reactive; weak response; whole response; wiping reactio... |
| WRC | washed red cells; water retention coefficient |
| denture flask | A sectional metal boxlike case in which a sectional mold is made of plaster of Paris or artificial stone for the purpose of compressing and curing dentures or other resinous restorations. Synonym: crown flask. (05 Mar 2000) |
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| denture foundation | That portion of the oral structures which is available to support a denture. See: denture foundation area, denture foundation surface, mean foundation plane. (05 Mar 2000) |
| denture foundation area | That portion of the basal seat which supports the complete or partial denture base under occlusal load. Synonym: basal seat, denture-bearing area, denture-supporting area, stress-bearing area, supporting area, tissue-bearing area. (05 Mar 2000) |
| denture foundation surface | That portion of the surface of a denture which has its contour determined by the impression and bears the greater part of the occlusal load. Synonym: denture basal surface. (05 Mar 2000) |
| denture hyperplasia | Overgrowth of tissue in the mucobuccal or labial fold, induced by chronic trauma from ill-fitting dentures. Synonym: denture hyperplasia, epulis fissuratum. (05 Mar 2000) |
| denture identification marking | Any system of defining ownership of dentures or dental prostheses. (12 Dec 1998) |
| denture impression surface | That portion of the surface of a denture which has its contour determined by the impression; it includes the borders of the denture and extends to the polished surface. (05 Mar 2000) |
| denture liners | Material applied to the tissue side of a denture to provide a soft lining to the parts of a denture coming in contact with soft tissue. It cushions contact of the denture with the tissues. (12 Dec 1998) |
| denture occlusal surface | That portion of the surface of a denture that makes contact or near contact with the corresponding surface of an opposing denture or tooth. Synonym: facies occlusalis dentis, facies masticatoria, grinding surface, masticating surface, masticatory surface, occlusal surface. (05 Mar 2000) |
| denture, overlay | Removable prosthesis constructed over natural teeth or implanted studs. (12 Dec 1998) |
| denture packing | Filling and compressing a denture base material into a mold in a flask. (05 Mar 2000) |
| denture, partial | A denture replacing one or more (but not all) natural teeth. It is supported and retained by underlying tissue and some or all of the remaining teeth. (12 Dec 1998) |
| denture, partial, fixed | A partial denture attached to prepared natural teeth, roots, or implants by cementation. (12 Dec 1998) |
| denture, partial, fixed, resin-bonded | A commonly used prosthesis that results in a strong, permanent restoration. It consists of an electrolytically etched cast-metal retainer that is cemented (bonded), using resins, to adjacent teeth whose enamel was previously acid-treated (acid-etched). This type of bridgework is sometimes referred to as a maryland bridge. (12 Dec 1998) |
| denture, partial, immediate | A partial denture constructed before the teeth it replaces are removed. It is then inserted immediately after the removal of the natural teeth for functional and cosmetic reasons during the healing process. It is to be replaced later by the fitted partial denture. (12 Dec 1998) |