definitive test
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
A CA125 blood test, which is used to measure a level of protein in the blood and is not a definitive test for ovarian cancer was initially clear and caused no concern.
From BBC • Jun. 24, 2025
Because the equation doesn’t test kidney function directly, its developers compared its results with kidney filtration rates measured using a more definitive test, based on a radioactive tracer, that is too complex to perform routinely.
From Science Magazine • Jul. 22, 2021
The new randomized trial was designed to be a definitive test.
From Washington Post • Jan. 3, 2020
That is your definitive test to ignore the matter.
From New York Times • Dec. 5, 2017
This was important in the long term, because in the nineteenth century it would provide a definitive test of whether light does travel as a wave or whether it travels as a stream of particles.
From "The Scientists" by John Gribbin
