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extract
(redirected from allergen extract)

   Also found in: Medical, Legal, Encyclopedia, Wikipedia 0.03 sec.
ex·tract  (k-strkt)
tr.v. ex·tract·ed, ex·tract·ing, ex·tracts
1. To draw or pull out, often with great force or effort: extract a wisdom tooth; used tweezers to extract the splinter.
2. To obtain despite resistance: extract a promise.
3. To obtain from a substance by chemical or mechanical action, as by pressure, distillation, or evaporation.
4. To remove for separate consideration or publication; excerpt.
5.
a. To derive or obtain (information, for example) from a source.
b. To deduce (a principle or doctrine); construe (a meaning).
c. To derive (pleasure or comfort) from an experience.
6. Mathematics To determine or calculate (the root of a number).
n. (kstrkt)
Something extracted, especially:
a. A passage from a literary work; an excerpt.
b. A concentrated preparation of the essential constituents of a food, flavoring, or other substance; a concentrate: maple extract.

[Middle English extracten, from Latin extrahere, extract- : ex-, ex- + trahere, to draw.]

ex·tracta·ble, ex·tracti·ble adj.
ex·tractor n.

extract
Verb
1. to pull out or uproot by force
2. to remove from a container
3. to derive (pleasure, information, etc.) from some source
4. Informal to obtain (money, information, etc.) from someone who is not willing to provide it: a confession extracted by force
5. to obtain (a substance) from a material or the ground by mining, distillation, digestion, etc.: oil extracted from shale
6. to copy out (an article, passage, etc.) from a publication
Noun
1. something extracted, such as a passage from a book, etc.
2. a preparation containing the concentrated essence of a substance [Latin extrahere to draw out]
extractive adj
extractor n
USAGE: Extract is sometimes wrongly used where extricate would be better: he will find it difficult extricating (not extracting) himself from this situation.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.extract - a solution obtained by steeping or soaking a substance (usually in water)
beef tea, Bovril - an extract of beef (given to people who are ill)
black catechu, catechu - extract of the heartwood of Acacia catechu used for dyeing and tanning and preserving fishnets and sails; formerly used medicinally
solution - a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution; "he used a solution of peroxide and water"
pancreatin - extract from the pancreas of animals that contains pancreatic enzymes; used to treat pancreatitis and other conditions involving insufficient pancreatic secretions
2.extract - a passage selected from a larger work; "he presented excerpts from William James' philosophical writings"
passage - a section of text; particularly a section of medium length
chrestomathy - a selection of passages from different authors that is compiled as an aid in learning a language
analecta, analects - a collection of excerpts from a literary work
clipping, newspaper clipping, press clipping, press cutting, cutting - an excerpt cut from a newspaper or magazine; "he searched through piles of letters and clippings"
track, cut - a distinct selection of music from a recording or a compact disc; "he played the first cut on the cd"; "the title track of the album"
quotation, quote, citation - a passage or expression that is quoted or cited
Verb1.extract - remove, usually with some force or effort; also used in an abstract sense; "pull weeds"; "extract a bad tooth"; "take out a splinter"; "extract information from the telegram"
remove, take away, withdraw, take - remove something concrete, as by lifting, pushing, or taking off, or remove something abstract; "remove a threat"; "remove a wrapper"; "Remove the dirty dishes from the table"; "take the gun from your pocket"; "This machine withdraws heat from the environment"
wring out, squeeze out - extract (liquid) by squeezing or pressing; "wring out the washcloth"
demodulate - extract information from a modulated carrier wave
thread - remove facial hair by tying a fine string around it and pulling at the string; "She had her eyebrows threaded"
pull out, draw, get out, pull, take out - bring, take, or pull out of a container or from under a cover; "draw a weapon"; "pull out a gun"; "The mugger pulled a knife on his victim"
2.extract - get despite difficulties or obstacles; "I extracted a promise from the Dean for two new positions"
obtain - come into possession of; "How did you obtain the visa?"
3.extract - deduce (a principle) or construe (a meaning); "We drew out some interesting linguistic data from the native informant"
construe, interpret, see - make sense of; assign a meaning to; "What message do you see in this letter?"; "How do you interpret his behavior?"
4.extract - extract by the process of distillation; "distill the essence of this compound"
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
moonshine - distill (alcohol) illegally; produce moonshine
distill, distil - undergo the process of distillation
create, make - make or cause to be or to become; "make a mess in one's office"; "create a furor"
5.extract - separate (a metal) from an ore
mining, excavation - the act of extracting ores or coal etc from the earth
separate - divide into components or constituents; "Separate the wheat from the chaff"
6.extract - obtain from a substance, as by mechanical action; "Italians express coffee rather than filter it"
ream - squeeze the juice out (of a fruit) with a reamer; "ream oranges"
acquire, get - come into the possession of something concrete or abstract; "She got a lot of paintings from her uncle"; "They acquired a new pet"; "Get your results the next day"; "Get permission to take a few days off from work"
7.extract - take out of a literary work in order to cite or copy
choose, pick out, select, take - pick out, select, or choose from a number of alternatives; "Take any one of these cards"; "Choose a good husband for your daughter"; "She selected a pair of shoes from among the dozen the salesgirl had shown her"
8.extract - calculate the root of a number
math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
compute, calculate, cipher, cypher, figure, reckon, work out - make a mathematical calculation or computation

extract
verb 1. obtain, take out, distil, squeeze out, draw out, express, separate out, press out
verb 5. select, quote, cite, abstract, choose, cut out, reproduce, cull, copy out
noun 7. essence, solution, concentrate, juice, distillation, decoction, distillate
USAGE People sometimes use extract where extricate would be better. Although both words can refer to a physical act of removal from a place, extract has a more general sense than extricate. Extricate has additional overtones of `difficulty', and is most commonly used with reference to getting a person - particularly yourself - out of a situation. So, for example, you might say he will find it difficult to extricate himself (not extract himself) from this situation.
Translations
Spanish extract vt [ɪkˈstrækt]sacar [+ tooth]; extraer [+ confession]; arrancar
n [ˈɛkstrækt]fragmento;
(CULIN) → extracto

French extract vt [ɪkˈstrækt]extraire [+ tooth]; arracher [+ money, promise]; soutirer
n [ˈɛkstrækt]extrait m

German extract vt [ɪksˈtrækt]
n [ˈekstrækt]
vt (tooth) → ziehen;
(mineral) → gewinnen
nAuszug m;
(also: malt extract, vanilla extract etc) → Extrakt m;
to extract (from) (object) → herausziehen (aus);
(money) → herausholen (aus);
(promise) → abringen +dat

Italian extract vt [ɪkˈstrækt]estrarre [+ money, promise]; strappare
n [ˈɛkstrækt]estratto (= passage); brano

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In the other groups, mice were treated with 10 [micro]L saline or 5 [micro]g mite allergen extract [Dermatophagoides pteronyssinus (Dp); Cosmo Bio LSL, Tokyo, Japan] dissolved in saline; mice were injected intradermally on the ventral side of their right ears on days 0, 2, 4, 7, 9, 11, 14, and 16 under anesthesia with 4% halothane (Takeda Pharmaceutical Company, Ltd.
5,9) The use of nonstandardized allergen extracts leads to further difficulties.
Despite the difficulties we encountered in aerosolizing whole pollen grains, we chose to use whole pollen grains because they more closely approximate real-life exposure than does allergen extract.
 
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