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Definition of "double-blind" [double-blind]

  • Describing an experiment (usually medical) in which the identity of those conducting the test(s) is kept secret from both the subjects and the administrators until the outcome of the experiment is known. (adjective)

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Use "double-blind" in a sentence
  • "Experimenters often use what is called a double-blind procedure to assure the validity of their data."
  • "If neither the women participating in the study nor the health professionals working with them know which group each woman is in, the study is called double-blind."
  • "The mistake rate, however, fell to 12 per cent in the so-called "double-blind sequential" line-ups."