control noun definition in Experiments and research topic from the Oxford Advanced Learner's Dictionary


 noun: Experiments and research topic
[countable] (specialist) a person, thing or group used as a standard of comparison for checking the results of a scientific experiment; an experiment whose result is known, used for checking working methods The study showed that women with the disease have had fewer children than the controls. One group was treated with the new drug, and the control group was given a sugar pill.

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