double-blind

adjective

dou·​ble-blind ˌdə-bəl-ˈblīnd How to pronounce double-blind (audio)
: 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 open-label, single-blind

Word History

First Known Use

1950, in the meaning defined above

Time Traveler
The first known use of double-blind was in 1950

Dictionary Entries Near double-blind

Cite this Entry

“Double-blind.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/double-blind. Accessed 3 Jun. 2023.

Medical Definition

double-blind

adjective
dou·​ble-blind ˌdəb-əl-ˈblīnd How to pronounce double-blind (audio)
: 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 open-label, single-blind
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