extract

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extract

 [ek´strakt]
a concentrated preparation of a vegetable or animal drug.
allergenic extract an extract of allergenic components from a crude preparation of an allergen, such as weed, grass, or tree pollen, molds, house dust, or animal dander, used for diagnostic skin testing or for immunotherapy for allergy.
cell-free extract the solution obtained by rupturing cells and removing all particulate matter.

ex·tract

(eks-trakt'),
1. A concentrated preparation of a drug obtained by removing the active constituents of the drug with suitable solvents, evaporating all or nearly all of the solvent, and adjusting the residual mass or powder to the prescribed standard.
2. To remove part of a mixture with a solvent.
3. To perform extraction.
[L. ex-traho, pp. -tractus, to draw out]

extract

(ĭk-străkt′)
tr.v. ex·tracted, ex·tracting, ex·tracts
To draw or pull out, often with great force or effort: extract a wisdom tooth; used tweezers to extract the splinter.

ex·tract′a·ble, ex·tract′i·ble adj.
ex·trac′tor n.

extract

noun A concentrate of a drug, cells or a supernatant.

verb To obtain a thing—often concentrated or distilled—from a source.

extract

noun A concentrate of a drug, cells, or a supernatant. See Adrenal extract, Cell-free extract, Fluid extract, Green extract, Plasmid extract verb Psychology Obtain.

ex·tract

1. (ek'strakt) A concentrated preparation of a drug obtained by removing the active constituents with suitable solvents, evaporating all or nearly all of the solvent, and adjusting the residual mass or powder to the prescribed standard.
2. (ek-strakt') To remove part of a mixture with a solvent.
3. To perform extraction.
[L. ex-traho, pp. -tractus, to draw out]

ex·tract

(eks-trakt, ekstrakt)
1. To perform extraction.
2. A concentrated drug preparation obtained by removing active constituents of the drug with suitable solvents, evaporating all or nearly all solvent, and adjusting residual mass or powder to the prescribed standard.
[L. ex-traho, pp. -tractus, to draw out]
References in periodicals archive ?
This entrepreneurial process requires that the firm have access to new resources that may be extractible at lower cost.
That is, framing on the collection of information available or extractible from multimedia objects, to study and implement a system that classifies these objects, making use of inference and automatic reasoning techniques.
However, from the lexicologist's point of view, the most interesting finding were the verbs in infinitive (extractible automatically), used in definitions but not in the entry zone.
Serum antinuclear antibodies, extractible nuclear antibodies, antineutrophil cytoplasmic antibodies, Venereal Disease Research Laboratory test, and complement levels were unremarkable.
A Reneka thermal exchange system made up of easily extractible horizontal cartridges, a control keypad with chrome-plated keys offering a more pleasing touch, a mixing hot water outlet that does away with splashing and many other standard features and characteristics designed to make your work easier and your investment more efficient.
On a analyse ces derniers pour en evaluer la teneur en azote total, phosphore extractible par le bicarbonate de soude, potassium disponible, magnesium disponible et le pH.