extraction


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Related to extraction: Solvent extraction

extraction

 [ek-strak´shun]
1. the process or act of pulling or drawing out.
2. the preparation of an extract.
breech extraction extraction of an infant from the uterus in cases of breech presentation.
flap extraction removal of a cataract by making a flap in the cornea.
menstrual extraction a form of induced abortion in which a flexible cannula is inserted through an undilated cervix for the purpose of removing the fertilized embryo and endometrium. The cannula is attached to a syringe, which is used to aspirate the uterine contents and induce the onset of the “missed period.” This technique is not always effective, and sometimes a second procedure is required. It should be done within two weeks of a missed menstrual period.
serial extraction the selective extraction of primary teeth during an extended period of time to allow autonomous adjustment.
tooth extraction forcible removal of a tooth; called also odontectomy.
vacuum extraction removal of the uterine contents by application of a vacuum, done either for delivery of a viable fetus or for an abortion.

ex·trac·tion

(eks-trak'shŭn),
1. Luxation and removal of a tooth from its alveolus.
2. Partitioning of material (solute) into a solvent.
3. The active portion of a drug; the making of an extract.
4. Surgical removal by pulling out.
5. Removal of the fetus from the uterus or vagina at or near the end of pregnancy, either manually or with instruments.
6. Removal of the product of conception by sucton before a menstrual period has been missed.
[L. extraho, pp. -tractus, to draw out]

extraction

Dentistry See Dental extraction Gynecology See Menstrual extraction.

ex·trac·tion

(eks-trakshŭn)
1. Luxation and removal of a tooth from its alveolus.
2. Partitioning of material (solute) into a solvent.
3. The removal of the active portion of a drug; the making of an extract.
4. Surgical removal by pulling out.
5. Removal of the fetus from the uterus or vagina at or near the end of pregnancy, either manually or with instruments.
6. Removal by suction of the products of conception before a menstrual period has been missed.
[L. ex-traho, pp. -tractus, to draw out]

Extraction

The surgical removal of a tooth from its socket in the bone.

ex·trac·tion

(eks-trakshŭn)
1. Luxation and removal of a tooth from its alveolus.
2. Surgical removal by pulling out.
[L. ex-traho, pp. -tractus, to draw out]
References in periodicals archive ?
The extraction of the water of Tamugan River is a JV of the DCWD with Apo Agua Infrastructura Inc., a company formed by the Aboitiz Equity Venture in a separate JV with the Manila-based JV Angeles Construction Corp.
Although, Soxhlet extraction technique is used commercially to extract the oils.
where [C.sub.t] and [n.sub.t] refer to the concentration and molar quantity of PAHs in the extraction phase, respectively; [C.sub.0] is the initial concentration of PAHs in the water sample before extraction; [V.sub.t] corresponds to the final volume of the extraction phase; and [V.sub.0] stands for the volume of the water sample before extraction.
extraction content (mg/kg) = mass of resveratrol (mg)/mass of weighed peanut roots powder (kg).
Indiva's production facility, based in London, Ontario, includes aeroponic, environmentallyconscious grow rooms and a nearly completed extraction and manufacturing space, which will be able to process 70 tonnes of biomass annually and produce safe, high-quality cannabis-infused edibles.
The presence or absence of dry socket after surgical extraction was also recorded on proforma as an outcome variable Difficulty of extraction was assessed pre-operatively using Pederson's difficulty index which is based on combine score of angulation, depth and space availability in relation to ramus and interpreted as follows:
Kemper notes the generation change in central extraction and filtration systems by introducing a modern system design.
We have previously reported the development of a novel extraction technique which combines microwave assisted extraction with multi-stage countercurrent extraction processes (MAMCE) [21].
Usually, the amount of the major constituents extracted from green tea depends on the extraction methods used.
Lexalytics (www.lexalytics.com) has launched the Lexalytics Data Extraction Services, data extraction software and services that combine Lexalytics' AI-based natural language processing technologies with the ability to classify both structured and unstructured content to gain more insights and value from corporate documents.