double-blind experiment

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Related to double-blind experiment: Double blind trial

dou·ble-blind ex·per·i·ment

an experiment conducted with neither experimenter nor subjects knowing which experiment is the control; prevents bias in recording results.
See also: double-blind study.
References in periodicals archive ?
By giving people with AIDS the knowledge of the risks involved in randomized double-blind experiments activists have stripped physicians of some of their authority and taken away much of their ability to convince people with AIDS of the importance of such experiments.
The comparative tests were in a double-blind experiment, meaning that the independent laboratory technicians, using the MIT System and a well-recognized alternative, were not aware of the various microbes' identification.
ABSTRACT: Four double-blind experiments tested the hypothesis that under certain conditions a future event may influence a past event.
Brad performed many double-blind experiments with healer Oscar Estebany.