Thesaurus.com
Dictionary.com

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.

See Examples For:

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

The question of how to diagnose Long Covid has been controversial, and the new study’s results are unlikely to lead to a definitive test any time soon.

From Science Magazine Aug. 31, 2023

It’s difficult to pinpoint exactly how many people are diagnosed with T.I.A each year, Dr. Schwartz said, because there is no definitive test for it.

From New York Times Sep. 6, 2022

Her former mother-in-law had died of ALS in 1988, and Emmons knew there is no definitive test for the fatal disease.

From Washington Post Jul. 9, 2021

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




Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training