extract

(redirected from alcoholic extract)
Also found in: Dictionary, Thesaurus, Medical, Legal.

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 ?
The results of this study showed a decrease in the percentage of the viability of the protoscolices when exposed to the concentrations of the crude alcoholic extract of the Spirugera sp.
(50) Interestingly, anti-fertility activity increased to 80% when rats were administered 50 mg/kg BW of the chloroform-methanolic (9:1 v/v) fraction of the alcoholic extract. At the higher dose of 100 mg/kg BW the chloroform and ethyl acetate fractions of the aqueous extract showed 80% and 100% anti-fertility activity, respectively.
It was observed that with reference to rise in pH, Ammonia concentration and urease activity in aqueous and alcoholic extracts of Allium sativum (pH: 8.5560, 8.8480, Ammonia:4.42, 3.52 ug/mL, Urease: 0.009, 0.007 IU/mL respectively) had shown best results as compared to control positive (pH: 9.03, Ammonia: 6.7ug/mL, Urease: 0.013 IU/mL).
For the preparation of 11% alcoholic extract of propolis, a commercially available 33% alcoholic extract of propolis was diluted to make 11% concentration using warm saline in 2:1 concentration (figures 4 and 5).
(Opium is one item that traveled from the West to the Fast East, and not vice versa.) An alcoholic extract of immature opium blooms was called laudanum and had first been introduced by Paracelsus (see 1556, Mineralogy).
Routine analysis of most of the spices includes preliminary examination for the presence of waste materials such as stalk, foreign organic matter, insect infestation, rodent exerta, total ash, ash insoluble in dilute hydrochloric acid, volatile oil, fixed ether extract, alcoholic extract, starch, crude fibre and microscopy.
10,206,867 B2 (Serge Holderith, Anais Tromeur, Irina Berlin, Xavier Fernandez, Alexandre Casale, Johannes Grillari, Ingo Lammermann, Florian Gruber, Marie-Sophie Narzt, Gaelle Gendronneau); Chanel Parfums Beaute, the Centre National De La Recherche Scientifique (CNRS) and the Universite de Nice Sophia Antipolis have patented a cosmetic or dermatological composition (an emulsion) that has alcoholic extract of aerial parts of Solidago virgaurea subsp.
(2012) have proved that hydro- alcoholic extract of Withania somnifera roots was rich in anti-IBDV compounds.
Antidiabetic activity of alcoholic extract of Neem (Azadirachta indica) root bark.
500 mg/ ml of marshmallow alcoholic extract had an inhibitory effect on the P.