3 VERB When a dentist extracts a tooth, they remove it from the patient's mouth. □ [V n] A dentist may decide to extract the tooth to prevent recurrent trouble. □ [have n V -ed] She is to go and have a tooth extracted at 3 o'clock today. ● ex|trac|tion (extractions ) N‑VAR □ In those days, dentistry was basic. Extractions were carried out without anaesthetic.
4 VERB If you say that someone extracts something, you disapprove of them because they take it for themselves to gain an advantage. [DISAPPROVAL ] □ [V n + from ] He sought to extract the maximum political advantage from the cut in interest rates.
5 VERB If you extract information or a response from someone, you get it from them with difficulty, because they are unwilling to say or do what you want. □ [V n + from ] He made the mistake of trying to extract further information from our director.
6 VERB If you extract a particular piece of information, you obtain it from a larger amount or source of information. □ [V n] I've simply extracted a few figures. □ [be V -ed + from ] Trade figures can be extracted from export-and-import documentation at ports. [Also V n + from ]
7 V-PASSIVE If part of a book or text is extracted from a particular book, it is printed or published. [JOURNALISM ] □ [be V -ed + from ] This material has been extracted from 'Collins Good Wood Handbook'. [Also be V -ed]
8 N‑COUNT An extract from a book or piece of writing is a small part of it that is printed or published separately. □ [+ from ] Read this extract from an information booklet about the work of an airline cabin crew.
9 N‑VAR [oft n N ] An extract is a substance that has been obtained from something else, for example by means of a chemical or industrial process. □ Blend in the lemon extract, lemon peel and walnuts.
10 → see also yeast extract
ex|trac|tion / I kstræ kʃ ə n/ N‑UNCOUNT If you say, for example, that someone is of French extraction , you mean that they or their family originally came from France. [FORMAL ] □ Her real father was of Italian extraction.
ex|trac|tor / I kstræ ktə r / (extractors )
1 N‑COUNT An extractor or extractor fan is a device that is fixed to a window or wall to draw smells, steam, or hot air out of a room. [mainly BRIT ] in AM, use ventilator 2 N‑COUNT An extractor is a device that squeezes liquid out of something. □ …a juice extractor.
extra|cur|ricu|lar /e kstrəkər I kjʊlə r / in BRIT, also use extra-curricular 1 ADJ [ADJ n] Extracurricular activities are activities for students that are not part of their course. [FORMAL ] □ Each child had participated in extracurricular activities at school. □ …extra-curricular sport.
2 ADJ [ADJ n] Extracurricular activities are activities that someone does that are not part of their normal work. [INFORMAL ] □ The money he made from these extra-curricular activities enabled him to pursue other ventures.
extra|dite /e kstrəda I t/ (extradites , extraditing , extradited ) VERB If someone is extradited , they are officially sent back to their own or another country to be tried for a crime that they have been accused of. [FORMAL ] □ [be V -ed + to/from ] He was extradited to Britain from the Irish Republic to face explosives charges. □ [V n] The authorities refused to extradite him. ● extra|di|tion /e kstrəd I ʃ ə n/ (extraditions ) N‑VAR □ A New York court turned down the British government's request for his extradition. □ There were no plans to reopen extradition proceedings against him.
e xtra-ma rital also extramarital ADJ [usu ADJ n] An extra-marital affair is a sexual relationship between a married person and another person who is not their husband or wife. □ Her husband has admitted having an extra-marital affair.
e xtra-mu ral also extramural ADJ [usu ADJ n] Extra-mural courses are courses at a college or university which are taken mainly by part-time students.
extra|neous / I kstre I niəs/ ADJ [usu ADJ n] Extraneous things are not relevant or essential to the situation you are involved in or the subject you are talking about. [FORMAL ] □ We ought not to bring in extraneous matters in trying to find a basis for a settlement.
extraor|di|naire /ekstrɔː r d I neə r / ADJ [n ADJ ] If you describe someone as being, for example, a musician extraordinaire , you are saying in a slightly humorous way that you think they are an extremely good musician. □ …his rise to seafood chef extraordinaire.
extraor|di|nary ◆◇◇ / I kstrɔː r dənri, [AM ] -neri/
1 ADJ [usu ADJ n] If you describe something or someone as extraordinary , you mean that they have some extremely good or special quality. [APPROVAL ] □ We've made extraordinary progress as a society in that regard. □ The task requires extraordinary patience and endurance. □ Rozhdestvensky is an extraordinary musician. ● extraor|di|nari|ly / I kstrɔː r dənr I li, [AM ] -ner I li/ ADV [ADV adj] □ She's extraordinarily disciplined.
2 ADJ If you describe something as extraordinary , you mean that it is very unusual or surprising. [EMPHASIS ] □ What an extraordinary thing to happen! □ His decision to hold talks is extraordinary because it could mean the real end of the war. ● extraor|di|nari|ly ADV [ADV adj/adv] □ Apart from the hair, he looked extraordinarily unchanged. □ Extraordinarily, the favourites for the title lie at the bottom of the table.