| flask closure | In dentistry, the procedure of bringing the two halves or parts of a flask together; trial flask closure's are preliminary closure's made to eliminate excess denture-base material and to ensure that the mold is completely filled; the final flask closure is the last closure of a flask before curing, following trial packing of the mold with denture-base material. (05 Mar 2000) |
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| final host | <epidemiology> The host in which a parasite reproduces sexually. (05 Dec 1998) |
| final impression | In dentistry, the impression that is used to make the master cast. (05 Mar 2000) |
| vacuum flask | <apparatus> A glass vessel, often silvered, with two walls, the space between which is evacuated; used for maintaining materials at constant temperature or, more usually, at low temperature. Synonym: vacuum flask. (05 Mar 2000) |
| casting flask | A metal tube in which a refractory mold is made for casting metal dental restorations or appliances. Synonym: casting flask, casting ring. (05 Mar 2000) |
| refractory flask | A metal tube in which a refractory mold is made for casting metal dental restorations or appliances. Synonym: casting flask, casting ring. (05 Mar 2000) |
| volumetric flask | A flask calibrated to contain or to deliver a definite amount of liquid. (05 Mar 2000) |
| crown 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) |
| 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) |
| Dewar flask | <apparatus> A glass vessel, often silvered, with two walls, the space between which is evacuated; used for maintaining materials at constant temperature or, more usually, at low temperature. Synonym: vacuum flask. (05 Mar 2000) |
| injection flask | A denture flask designed so as to permit the forced flow of denture base material from a reservoir into the mold after the flask is closed and during curing. (05 Mar 2000) |
| erlenmeyer flask | <apparatus> A piece of chemistry laboratory equipment, a container often made of glass, which has a narrow cylindrical mouth and a cone-shaped main body that ends in a wide, flat bottom. It may also have a smaller straight tube-shaped opening from the side of the cylindrical part, where tubes can be attached. (09 Oct 1997) |
| erlenmeyer flask deformity | <radiology> Abnormal modeling of metaphysis, osteopetrosis, chronic anaemia (e.g., SSD), Gaucher disease, Niemann-Pick disease, fibrous dysplasia, Pyle disease (metaphyseal dysplasia) (12 Dec 1998) |
| erlenmeyer flask mnemonic | <radiology> D: Down syndrome, A: achondroplasia, anaemias, M: metaphyseal dysplasia (Pyle disease), metals, N: Nieman-Pick disease, F: fibrous dysplasia, R: rheumatoid arthritis, rickets, O: osteopetrosis, G: Gaucher disease (12 Dec 1998) |
| Fernbach flask | A flask used in microbial fermentations where a large surface area of the liquid substrate is required. (05 Mar 2000) |