Litmus Test (noun) Definition, Meaning & Examples

noun
  1. the use of litmus paper or solution to test the acidity or alkalinity of a solution.
  2. a crucial and revealing test in which there is one decisive factor.
noun
  1. a test to establish the acidity or alkalinity of a mixture
  2. a critical indication of future success or failure
Litmus Test (noun) Definition, Meaning & Examples

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