acid test
1 of 1noun/ˈæsɪd tɛst/
Forms:acid tests
1
a way of proving the validity of a claim or determining the success rate of a plan
The idiom "acid test" has its origins in the field of metallurgy, where acids were used to determine the purity and authenticity of precious metals like gold. If a metal passed the "acid test," it remained unaltered by the acid and was considered genuine. In a broader sense, the phrase has evolved to describe a rigorous and definitive examination or assessment that is used to determine the true value, quality, or effectiveness of something.
- The final presentation will be the acid test of their teamwork and preparation.
- Success in the competitive industry serves as the acid test of a company's resilience and adaptability.
- Passing the bar exam is the acid test for anyone wanting to become a lawyer.
- The acid test for their friendship came when they faced a significant disagreement and had to work through it.
- Meeting tight deadlines and delivering quality work is the acid test for any journalist in the fast-paced news industry.