| 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-fork deformity | The deformity resembling the curve of the back of a fork seen in Colles' fractures. (05 Mar 2000) |
| silver-ammoniacal silver stain | <technique> A stain for the acid protein component of nucleolar regions which are active or which were transcriptionally active in the preceding interphase; uses silver nitrate, ammoniacal silver, and formalin. Synonym: Ag-AS stain. (05 Mar 2000) |
| bite fork | <dentistry> That part of the face-bow assemblage used to attach the maxillary trial base to the face-bow proper. Synonym: bite fork. (05 Mar 2000) |
| replication fork | A Y-shaped region in a chromosome that serves as the growing site for DNAreplication. (09 Oct 1997) |
| tuning fork | <instrument> A steel or magnesium-alloy instrument roughly resembling a two-pronged fork, the vibrations of the prongs of which, when struck, give a musical note of restricted band width; used to test the hearing and vibratory sensation. (05 Mar 2000) |
| face-bow fork | <dentistry> That part of the face-bow assemblage used to attach the maxillary trial base to the face-bow proper. Synonym: bite fork. (05 Mar 2000) |
| fork | 1. An instrument consisting consisting of a handle with a shank terminating in two or more prongs or tines, which are usually of metal, parallel and slightly curved; used from piercing, holding, taking up, or pitching anything. 2. Anything furcate or like of a fork in shape, or furcate at the extremity; as, a tuning fork. 3. One of the parts into which anything is furcated or divided; a prong; a branch of a stream, a road, etc.; a barbed point, as of an arrow. "Let it fall . . . Though the fork invade The region of my heart." (Shak) "A thunderbolt with three forks." (Addison) 4. The place where a division or a union occurs; the angle or opening between two branches or limbs; as, the fork of a river, a tree, or a road. 5. The gibbet. Fork beam A mine is said to be in fork, or an engine to "have the water in fork," when all the water is drawn out of the mine. The forks of a river or a road, the branches into which it divides, or which come together to form it; the place where separation or union takes place. 6. To shoot into blades, as corn. "The corn beginneth to fork." Origin: AS. Forc, fr. L. Furca. Cf. Fourch, Furcate. (04 Apr 1998) |
| fork-tailed | <ornithology> Having the outer tail feathers longer than the median ones; swallow-tailed; said of many birds. Fork-tailed flycatcher, a graceful American kite (Elanoides forficatus). Synonym: swallow-tailed kite. Source: Websters Dictionary (01 Mar 1998) |
| Rambourg's periodic acid-chromic methenamine-silver stain | <technique> A stain for glycoproteins, used with an electron microscope, adapted from the Gomori-Jones periodic acid-methenamine-silver stain; it produces silver deposits in mature saccules of the Golgi apparatus, lysosomal vesicles, cell coat, and basement membranes. (05 Mar 2000) |
| Masson-Fontana ammoniacal silver stain | <technique> A stain used to demonstrate melanin and argentaffin granules. Synonym: Fontana-Masson silver stain. (05 Mar 2000) |
| rep-silver | Money anciently paid by servile tenants to their lord, in lieu of the customary service of reaping his corn or grain. See: Reap. Source: Websters Dictionary (01 Mar 1998) |
| Gomori-Jones periodic acid-methenamine-silver stain | <technique> A staining method using methenamine silver, periodic acid, gold chloride, haematoxylin, and eosin to delineate basement membrane, reticulin, collagen, and nuclei; used in renal histopathology. See: Rambourg's periodic acid-chromic methenamine-silver stain. (05 Mar 2000) |
| Gomori's methenamine-silver stain | <technique> Techniques for 1) argentaffin cells: a method using a methenamine-silver solution in combination with gold chloride, sodium thiosulphate, and safranin O; argentaffin granules appear brown-black against a green background; 2) urates: warm sections are treated directly with a hot methenamine-silver solution to produce a blackening of urates; 3) fungi: see Grocott-Gomori methenamine-silver stain; 4) melanin, which reduces silver nitrate. (05 Mar 2000) |
| Gomori's silver impregnation stain | <technique> A reliable method for reticulin, as an aid in the diagnosis of neoplasm and early cirrhosis of the liver; the staining solution employs silver nitrate, potassium hydroxide, and ammonia water carefully prepared to avoid having silver precipitate. (05 Mar 2000) |