confirmatory
Americanadjective
Other Word Forms
Etymology
Origin of confirmatory
1630–40; < Medieval Latin confirmātōrius, equivalent to Latin confirmā ( re ) ( see confirm) + -tōrius -tory 1
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.
In the Air India case, investigators will need to establish much more than the alleged fact that the captain's confirmatory test was positive.
From BBC ● Aug. 15, 2026
Analyst David Stanton says this was likely due to concerns about the effect size of the confirmatory trial.
From The Wall Street Journal ● Feb. 6, 2026
The best confirmatory follow-up turned out to be a second Galleri test—which is already Grail’s standard approach in its existing sales of Galleri under the FDA exemption for lab-developed blood tests.
From Barron's ● Oct. 22, 2025
"I think the urgency and importance of doing the confirmatory work can't be overstated."
From Science Daily ● Oct. 19, 2025
“Of course not,” echoed Mariequita, with a serious, confirmatory bob of the head.
From "The Awakening" by Kate Chopin
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