extract

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extract

1. a preparation containing the active principle or concentrated essence of a material
2. Pharmacol a solution of plant or animal tissue containing the active principle

Extract

 

a concentrated medicinal substance obtained from raw materials that contain certain active ingredients, such as glycosides, alkaloids, and vitamins; a type of galenical. Depending on the extracting agent used, extracts may be categorized as, for example, aqueous, alcoholic, or ethereal. Depending on the degree of thickening after evaporation, they may be classified as liquid, semiliquid (no more than 25 percent moisture), or dry (up to 5 percent moisture).

extract

[′ek‚strakt (noun) or ik′strakt (verb)]
(chemistry)
Material separated from liquid or solid mixture by a solvent.
(computer science)
To form a new computer word by extracting and putting together selected segments of given words.
To remove from a computer register or memory all items that meet a specified condition.
(metallurgy)
To separate a metal or a mineral from an ore by various chemical or mechanical methods.
(pharmacology)
A pharmaceutical preparation obtained by dissolving the active constituents of a drug with a suitable menstruum, evaporating the solvent, and adjusting to prescribed standards.
A preparation, usually in a concentrated form, obtained by treating plant or animal tissue with a solvent to remove desired odiferous, flavorful, or nutritive components of the tissue.

extract

To decompress. To restore the original files from a compressed archive (ZIP file, RAR file, etc.). See archive, data compression and archive formats.
References in periodicals archive ?
Hormonal therapy with Dexamethasone in combination with parentral glucose administration, liver extract with B-complex, oral good source of energy jaggary and gluconeogenic precursors gives excellent recovery rate and no relapse evidence.
B12 10 mcg, crude liver extract 0.66 ml, Dicyclomine hydrochloride 10mg.
(b) Triglyceride (TG) contents in liver extracts of ApoE KO mice were estimated with triglyceride colorimetric assay kit.
More definitive detection of amanitins has been demonstrated with capillary zone electrophoresis, ELISA assays of urine, and LC-MS/MS/MS of serum and liver extracts.
1 shows a representative chromatogram of rat tissues corresponding to liver extracted 10 min after oral administration of PCE extract.
The liver extracted from the woman will then be transplanted to a 52-year-old woman from Fukuoka Prefecture who is suffering from cirrhosis, according to the doctors.
Twenty years later, another group of researchers isolated vitamin [B.sub.12] from crude liver extracts and produced it in crystalline form.
Conquest of pernicious anemia was completed with the discovery of vitamin B-12, the substance in liver extracts responsible for earlier cures.