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 ?
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.