| Sa | the most anterior point of the anterior contour of the sella turcica [point]; saline; Staphylococcus... |
|---|---|
| Si | the most anterior point on the lower contour of the sella turcica [point]; silicon |
| TP | temperature and pressure; temperature probe; temporal peak; temporoparietal; tension pneumothorax; t... |
| Ag | antigen; silver [Lat. argentum] |
| AgNOR | silver-staining nucleolar organizer region |
| methenamine-silver | A hexamethylenetetramine-silver complex prepared by adding silver nitrate to methenamine; a white precipitate appears in the solution which dissolves upon shaking and is stable under refrigeration; used in various histological and histochemical staining methods. See: Gomori's methenamine-silver stain. (05 Mar 2000) |
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| mild silver protein | A complex prepared by the reaction of silver oxide with either gelatin or serum albumin. Black shiny crystals liberate silver and it was formerly widely used as a topical anti-infective on mucous membranes. Contains from 19 to 25% silver, only a small fraction of which is ionizable. Can produce black or brown pigmentation due to deposition of reduced silver in the tissues. Synonym: argyrol, silvol. (05 Mar 2000) |
| Warthin-Starry silver stain | <technique> A stain for spirochetes in which preparations are incubated in 1% silver nitrate solution followed by a developer. (05 Mar 2000) |
| colloidal silver iodide | An antiseptic used for treatment of inflammation of the mucous membranes. (05 Mar 2000) |
| silver | 1. <chemistry> A soft white metallic element, sonorous, ductile, very malleable, and capable of a high degree of polish. It is found native, and also combined with sulphur, arsenic, antimony, chlorine, etc, in the minerals argentite, proustite, pyrargyrite, ceragyrite, etc. Silver is one of the "noble" metals, so-called, not being easily oxidized, and is used for coin, jewelry, plate, and a great variety of articles. Symbol Ag (Argentum). Atomic weight 107.7. Specific gravity 10.5. Silver was known under the name of luna to the ancients and also to the alchemists. Some of its compounds, as the halogen salts, are remarkable for the effect of light upon them, and are used in photography. 2. Coin made of silver; silver money. 3. Anything having the luster or appearance of silver. 4. The colour of silver. Silver is used in the formation of many compounds of obvious meaning; as, silver-armed, silver-bright, silver-buskined, silver-coated, silver-footed, silver-haired, silver-headed, silver-mantled, silver-plated, silver-slippered, silver-sounding, silver-studded, silver-tongued, silver-white. See Silver, Black silver See Argentine. Origin: OE. Silver, selver, seolver, AS. Seolfor, siolfur, siolufr, silofr, sylofr; akin to OS. Silubar, OFries. Selover, D. Zilver, LG. Sulver, OHG. Silabar, silbar, G. Silber, Icel. Silfr, Sw. Silfver, Dan. Solv, Goth. Silubr, Russ. Serebro, Lith. Sidabras; of unknown origin. 1. Of or pertaining to silver; made of silver; as, silver leaf; a silver cup. 2. Resembling silver. Specifically: Bright; resplendent; white. "Silver hair." "Others, on silver lakes and rivers, bathed Their downy breast." (Milton) Precious; costly. Giving a clear, ringing sound soft and clear. "Silver voices." . Sweet; gentle; peaceful. "Silver slumber." . <botany> American silver fir, A lepisma. Source: Websters Dictionary (01 Mar 1998) |
| silver cell | One of a number of cells seen in plaques of multiple sclerosis, having round or oval nuclei, the body of the cell containing many yellow or light brown particles; the cells are characteristic of multiple sclerosis, but are found in other conditions, including syphilis. (05 Mar 2000) |
| silver chloride | Used in the preparation of antiseptic silver preparations. (05 Mar 2000) |
| silver compounds | Inorganic compounds that contain silver as an integral part of the molecule. (12 Dec 1998) |
| silver cone | Pure silver cone with standard conical shape, used with cement to obturate dental root canals. (05 Mar 2000) |
| silver fluoride | AgF2-H2O;an antiseptic. (05 Mar 2000) |
| silver-fork deformity | The deformity resembling the curve of the back of a fork seen in Colles' fractures. (05 Mar 2000) |
| silver-fork fracture | A Colles' fracture of the wrist in which the deformity has the appearance of a fork in profile. (05 Mar 2000) |
| Silver, Henry | <person> U.S. Paediatrician, *1918. See: Silver-Russell dwarfism, Silver-Russell syndrome. (05 Mar 2000) |
| silver impregnation | Silver complexes employed to demonstrate reticulin in normal and diseased tissues, as well as neuroglia, neurofibrillae, argentaffin cells, and Golgi apparatus. (05 Mar 2000) |
| silver iodate | A reagent for the determination of chloride. (05 Mar 2000) |