adjective
COLLOCATIONS FROM OTHER ENTRIES
a controlled experiment (= one that is done using correct scientific methods )
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The theory has not yet been tested by a properly controlled experiment.
a controlled substance law (= an illegal drug )
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He was charged with possessing a controlled substance.
carefully planned/chosen/controlled etc
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carefully chosen words
closely controlled/guarded/monitored etc
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Political activity is closely controlled.
controlled experiment
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a controlled experiment to determine the effects of light on plant growth
controlled substance
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an arrest for the possession and sale of controlled substances
COLLOCATIONS FROM CORPUS
■ ADVERB
carefully
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Only when Brearley demonstrated that the problem could be solved by carefully controlled heat treatment did the stainless-steel knife become widely used.
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It is also private and secure as access to the system is by carefully controlled passwords. 3.
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We believe a well-run, carefully controlled form of national lottery would be popular, while raising money for many good causes.
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The Sword Masters are warrior-ascetics who dedicate their lives to the pursuit of wisdom and learning carefully controlled violence.
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It allows learners to be creative within a carefully controlled language framework.
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Of 213 prey animals eaten, only 56 could be identified in the pellets, again examined under carefully controlled conditions.
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Abstinence, abstemiousness and a carefully controlled diet keep them in one piece.
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Imagine microscopic drops of ink being fired towards a sheet of paper in a defined and very carefully controlled pattern.
■ NOUN
drug
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Until now cannabis, or hemp, was an illegal plant, classified as a schedule B controlled drug .
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Facts: pleaded guilty to being concerned in the fraudulent evasion of the importation of a controlled drug .
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Last year Thames Valley police cautioned or prosecuted sixteen hundred and seventy-three people possessing controlled drugs .
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Previous convictions: one for possessing a controlled drug , fined.
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W was convicted of conspiracy to illegally import a controlled drug .
environment
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Every course will involve an element of theoretical knowledge to ensure that your next trip away from the controlled environment is safe.
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One technique which certainly creates a controlled environment is where laboratory or quasi-laboratory conditions are set up.
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This suggests that it is sensible to explore aspects of subjective risk in the controlled environment of even this relatively crude simulator.
experiment
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The generality of conclusions from well controlled experiments can often be tested by comparative studies.
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New research also stresses empirical work, using controlled experiments to see how people behave in real bargaining situations.
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This has not yet been measured by a properly controlled experiment .
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Two of the four specimens known to be infected with M tuberculosis were positive in the controlled experiment .
explosion
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Local residents were evacuated in case there needed to be a controlled explosion .
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The hoax devices were destroyed in controlled explosions by army bomb disposal experts, using remote-controlled vehicles.
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After a series of controlled explosions , the van was removed from the scene early yesterday.
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The station area was evacuated while the controlled explosion was carried out.
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The device was removed from the shop and detonated in a controlled explosion .
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The army carried out a controlled explosion on the car but it was found to contain no explosives.
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The bomb disposal unit destroyed the bomb with a controlled explosion .
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All four devices, destroyed by controlled explosions , were harmless.
manner
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The diver can then be recovered to the surface in a safe and controlled manner .
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Contract tummy muscles before coming up in a controlled manner , exhaling as effort is made.
study
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Results of well controlled studies offer considerable hope of an improvement in survival.
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Medical therapy of diarrhoea caused by chronic radiation enteritis has been largely empirical and there have been no adequate controlled studies .
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On balance the better controlled studies have shown that cigarette smoking promotes gall bladder disease.
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These results were evaluated in a prospective, randomised and controlled study .
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This randomised controlled study began in August 1979, and recruitment continued until June 1986.
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There are few controlled studies of treatment and because of the complex nature of the disorder such studies are difficult to undertake.
trial
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This was not a controlled trial but a retrospective assessment of the patients seen over the previous seven years.
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For many years to come, experimental therapies will have to be evaluated in controlled trials .
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The results of randomised controlled trials are less encouraging.
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No one quite knows how it works, but controlled trials are consistently successful.
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They base their recommendations on an analysis of 19 randomised controlled trials that examined the effectiveness of surgical interventions for glue ear.
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This drug is currently being evaluated in large multicentre randomised controlled trials .
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It might be deemed unethical, however, to perform a controlled trial .
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Results Table 1 shows the 20 controlled trials identified and gives details of the population and methods of these trials.
way
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I work in a controlled way , so mentally it's exhausting.
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This approach also simplifies the introduction of helical symmetry and enables helical deformations to be modelled in a controlled way .
EXAMPLES FROM OTHER ENTRIES
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Hill, appearing calm and controlled , said Thomas made the remarks after she turned down his request for a date.
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Tharp displayed the smooth and controlled movements of an experienced dancer.
EXAMPLES FROM CORPUS
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Bioremediation is formally defined as the controlled use of biodegradation to remove toxic chemicals from soil and groundwater.
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But Geneva rules will apply, except in so far as fire and brimstone will be permitted on a strictly controlled basis.
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But the inventor refuses to make his equipment available for controlled scientific tests.
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Implementation in the guided authority is thus a messier affair than in the controlled authority.
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So - in controlled airspace, on airways, for example, use the 30 degree correction for 5° off track.
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They also modify the accountant's certificate to refer to controlled trust money.
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They are wrong; highly controlled settings can be achieved without any experimental manipulation.
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This approach also simplifies the introduction of helical symmetry and enables helical deformations to be modelled in a controlled way.