Definition of extraction in English:



mass noun
  • 1The action of extracting something, especially using effort or force.

    ‘mineral extraction’
    count noun ‘a dental extraction’
    • ‘Repeated DNA extractions and genotyping analyses produced the same results, ruling out laboratory error.’
    • ‘If the problem is severe, you might opt for a professional back facial, with deep cleaning and extractions done by a dermatologist or aesthetician.’
    • ‘Following digestion, each sample was purified with two phenol extractions and a single chloroform extraction.’
    • ‘When I commenced practice in Erris it was expected of doctors to undertake dental extractions and veterinary surgery.’
    • ‘It is important to remember that people who are profiting are not the people affected by the resource extractions.’
    • ‘They wanted to stop Muldaren from having a quarry here and getting money for mineral extractions.’
    • ‘Hydro-geologist Carol Lee-Ibbotoson said the two main risks at the site were quality and quantity and the adverse impact extractions would have on these.’
    • ‘A critical challenge to the success of the insertions and extractions was the constant rotation of the supporting units.’
    • ‘DNA extractions were performed on single flies following the protocol of Di Franco et al..’
    • ‘These developments all contributed to massive surplus extractions from subsistence producers confined to the reserves.’
    • ‘Individuals should attempt to avoid tooth extractions and other major dental work while on the drugs.’
    • ‘Those who object to this should take a look at the children undergoing dental extractions for decay at an age when they are far too young to advocate fluoride in water.’
    • ‘New South Wales put a cap in place in 1993 for its water entitlements, its water extractions.’
    • ‘It is significant that both Wells and Morton were specifically looking for a means of rendering dental extractions pain free.’
    • ‘It identified possible locations suitable for underground water extractions and looked at the directions of the underground water flow.’
    • ‘This I learnt doing thousands of venom extractions.’
    • ‘Within the next 10-15 years mineral extractions, agriculture as we know it and associated business support services will be almost irrelevant.’
    • ‘This was followed by a further two extractions, and the dried extract homogenized in 1 ml assay buffer for DHT analysis.’
    • ‘Volunteer dental surgeons are undertaking checkups, fillings, extractions and teeth cleaning.’
    • ‘So they explained to us and we developed some very little gestures and then we developed some extractions of those gestures.’
    removal, taking out, drawing out, pulling out, extrication, wrenching out, tearing out, uprooting, withdrawal, unsheathing
    exaction, exacting, wresting, coercion, extortion
    squeezing, expressing, separation, pressing, obtaining, distillation
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  • 2with adjective The ethnic origin of someone's family.

    ‘a worker of Polish extraction’
    • ‘Joseph Mercedes, a young man of Spanish extraction, from San Diego, Cal., is the latest claimant of unusual psychic powers.’
    • ‘In the future, they ruled, the Portuguese or Spanish extraction of the candidate must be clear beyond any doubt.’
    • ‘The Lucchesi family, of Italian extraction, have lived for many years in Dundalk.’
    • ‘The workers of Chinese extraction started dominating the dyeing department.’
    descent, ancestry, parentage, ancestors, family
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Late Middle English: via Old French from late Latin extractio(n-), from Latin extrahere ‘draw out’ (see extract).