HyperDic: double_blind

English > 1 sense of the expression *double blind*:
NOUN	act	double blind	a test procedure in which the identity of those receiving the intervention is concealed from both the administrators / administrators and the subjects until after the test is completed

English > *double blind*: 1 sense > noun 1, act
Meaning	A test procedure in which the identity of those receiving the intervention is concealed from both the administrators / administrators and the subjects until after the test is completed; designed to reduce or eliminate bias in the results.
Broader	test, trial, run	The act of testing something