noun
double-blind test; double-blind trial
A clinical trial design where neither the participants nor the researchers know who is receiving the treatment and who is receiving a placebo, to prevent bias.
See also: 二重盲検法 (にじゅうもうけんほう)
新薬の効果を調べるために二重盲検試験が行われた。
A double-blind test was conducted to investigate the effectiveness of the new drug.
二重盲検法 refers to the double-blind method itself, while 二重盲検試験 refers to a specific test or trial using that method.
Compound of 二重 (double), 盲検 (blind test), and 試験 (test/trial). The term is a direct translation of the English 'double-blind test'.