acid test
English
Etymology
From the testing of gold with nitric acid (true gold is not affected)
Noun
acid test (plural acid tests)
- (figuratively) A rigorous test or appraisal of the quality or worth of something.
- (historical) In the 1960s, a party based around the use and advocacy of the psychedelic drug LSD ("acid").
Translations
Rigorous test or appraisal of the quality or worth
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