| AgNOR | silver-staining nucleolar organizer region |
|---|---|
| arg | arginine; silver [Lat. argentum] |
| GMS | General Medical Service; geriatric mental state; Gilbert-Meulengracht syndrome; Gomori methenamine s... |
| PASM | periodic acid-silver methenamine |
| PA-T-SP | periodic acid-thiocarbo-hydrazide-silver proteinate |
| cone down | To narrow a beam of X-rays to a region of interest using a collimator or cone; colloq., to delimit one's attention or activities. (05 Mar 2000) |
|---|---|
| cone dystrophy | A retinal abnormality in which colour perception is severely deficient and typical changes occur in electroretinogram. See: achromatopsia. Synonym: cone degeneration. (05 Mar 2000) |
| cone fibre | A part of the cone cell of the retina; the inner cone fibre is a slender axon-like part of the cone extending from the cell body to the pedicle located in the outer plexiform layer of the retina; in the outer fovea, where the cones are much elongated, they narrow to an (05 Mar 2000) |
| cone granule | Nucleus of a retinal cell connecting with one of the cones. (05 Mar 2000) |
| cone of light | A triangular area at the anterior inferior part of the tympanic membrane, running from the umbo to the periphery, where there is seen a bright reflection of light. Synonym: cone of light, light reflex, Politzer's luminous cone, red reflex, Wilde's triangle. Malacarne's pyramid, a lobule on the undersurface of the cerebellum, the posterior portion of the vermis. (05 Mar 2000) |
| cone vision | Vision when the eye is light-adapted. See: light adaptation, light-adapted eye. Synonym: cone vision, photopia. (05 Mar 2000) |
| Politzer's luminous cone | A triangular area at the anterior inferior part of the tympanic membrane, running from the umbo to the periphery, where there is seen a bright reflection of light. Synonym: cone of light, light reflex, Politzer's luminous cone, red reflex, Wilde's triangle. Malacarne's pyramid, a lobule on the undersurface of the cerebellum, the posterior portion of the vermis. (05 Mar 2000) |
| pseudo-cone | <zoology> One of the soft gelatinous cones found in the compound eyes of certain insects, taking the place of the crystalline cones of others. Origin: Pseudo- + cone. Source: Websters Dictionary (01 Mar 1998) |
| s-cone | Short wavelength sensitive c. (blue c.). (05 Mar 2000) |
| pulmonary cone | The left or anterosuperior, smooth-walled portion of the cavity of the right ventricle of the heart, which begins at the supraventricular crest and terminates in the pulmonary trunk. Synonym: arterial cone, pulmonary cone, pulmonary conus. (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 fluoride | AgF2-H2O;an antiseptic. (05 Mar 2000) |