- double-blind UK US adjective [usually before noun] (also double-blinded)► used to describe a test of a new product, especially a medicine, in which one group of people is given the new product, and another group is given something that contains none of the product. Neither those being tested nor those doing the testing know which group is which: double-blind study/trial »
This is a double-blind trial of 400 patients where 60% will get the drug and 40% will get a placebo.
Financial and business terms. 2012.
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double-blind — adj technical a double blind scientific test or study compares two or more groups in which neither the scientists nor the people being studied know which group is being tested and which group is not … Dictionary of contemporary English
double-blind — adjective SCIENCE a double blind test involves two groups of people, only one of which is really being tested. None of the people in the two groups and none of the scientists performing the test knows which people belong to each group … Usage of the words and phrases in modern English
double-blind — ☆ double blind [dub′ lblīnd′ ] adj. designating or of a technique used to test objectively the effects of a drug, course of treatment, etc. in which neither the subjects nor the researchers know during the testing who is actually receiving the… … English World dictionary
double-blind — ADJ A double blind study or experiment compares two groups of people, one of which is being tested while the other is not. Neither the people doing the testing nor the members of the two groups know which group is being tested. In a double blind… … English dictionary
double-blind — adj. Double blind is used with these nouns: ↑trial … Collocations dictionary
double-blind — adjective technical a double blind experiment 1 (1) or study compares two or more groups in which neither the scientists nor the people being studied know which group is being tested and which group is not … Longman dictionary of contemporary English
double-blind — UK / US adjective science a double blind test involves two groups of people, only one of which is really being tested. None of the people in the two groups and none of the scientists performing the test knows which people belong to each group … English dictionary
double blind — dou·ble blind (dubґəl blīnd) pertaining to a clinical trial or other experiment in which neither the subject nor the person administering treatment knows which treatment the subject is receiving. The term double masked is sometimes… … Medical dictionary
double-blind — dou·ble blind .dəb əl blīnd adj of, relating to, or being an experimental procedure in which neither the subjects nor the experimenters know which subjects are in the test and control groups during the actual course of the experiments compare… … Medical dictionary
DOUBLE-BLIND — (Roget s 3 Superthesaurus) n. [dub ul BLIYND] a medical study or test in which neither the researchers nor the subjects know who is receiving placebos and who is receiving real medicine, employed to assure objectivity. To attain maximum… … English dictionary for students