How to Use confirmatory in a Sentence

confirmatory

adjective
  • Alas for us all, confirmatory untruths are so much more comforting.
    — Chris Jones, chicagotribune.com, 27 Oct. 2019
  • Even when drug sponsors manage to complete confirmatory trials, the results can remain up for grabs.
    — Gideon Lewis-Kraus, The New Yorker, 19 June 2023
  • If positive, then a confirmatory Western blot test should be performed.
    — BostonGlobe.com, 3 June 2022
  • Larger confirmatory trials that could lead to marketing approval are scheduled to begin next year.
    — Elie Dolgin, Discover Magazine, 26 Apr. 2023
  • Something that could quickly see if a sample is from a big cat species, and therefore might be regulated, so that it could then be sent for confirmatory forensic testing.
    — Rachel Crowell, Quanta Magazine, 17 Apr. 2023
  • That estimate is based on symptoms alone, without confirmatory testing.
    — Erika Edwards, NBC News, 10 Mar. 2025
  • Most of history’s great players have come to us with significant early hype and quick, confirmatory coronation events.
    — John Hollinger, The Athletic, 21 Nov. 2024
  • Some confirmatory work also could take place through other missions or even someday from analysis of Mars samples brought back to Earth.
    — Carmen Drahl, Smithsonian Magazine, 10 May 2023
  • Testing occurs at the state and local level and the CDC does confirmatory testing.
    — Chloe Berger, Fortune, 26 Sep. 2024
  • Such is the case with HIV tests, which require a confirmatory test to accurately diagnose the virus.
    — Elizabeth Boskey, Verywell Health, 20 July 2023
  • Technically, it can be taken off the market if a confirmatory study delivers negative results later this year.
    — Jason Mast Reprints, STAT, 30 June 2023
  • That’s because the government has been reporting suspect cases without waiting for confirmatory tests.
    — Helen Branswell, STAT, 8 June 2018
  • That’s because doctors are much less likely to order the kind of confirmatory testing necessary to determine what kind of pathogen is causing an adult’s pneumonia symptoms.
    — Paul Sisson, The Mercury News, 18 Nov. 2024
  • An abnormal test result triggers a confirmatory test, such as gene sequencing, and potentially leads to a full diagnosis within two weeks.
    — Robert Moy, STAT, 30 Apr. 2018
  • But the company’s confirmatory study has some serious flaws, according to the FDA, putting its future in jeopardy.
    — Damian Garde, STAT, 4 Oct. 2023
  • The continued approval of the drug is contingent upon a confirmatory trial of the drug combinations’ benefits.
    — Kimberly Chin, WSJ, 18 Jan. 2019
  • More frequently, though, my winter surprises have been confirmatory rather than revelatory.
    — Daniel Fienberg, HollywoodReporter, 24 Feb. 2026
  • The person was tested late last week, with confirmatory testing taking place at the Centers for Disease Control and Prevention over the weekend.
    — Helen Branswell, STAT, 1 Apr. 2024
  • The restraint order passed by the respondent pursuant to the ad interim order and the confirmatory order restraining the appellant from functioning as a managing director is set aside.
    — Naman Ramachandran, Variety, 30 Oct. 2023
  • The Centers for Disease Control and Prevention will perform confirmatory tests.
    — Devan Patel, The Mercury News, 11 Jan. 2025
  • Three of the studies were edited, either through confirmatory experimentation or replacing the wrong images with the correct ones, and were published on the preprint server, bioRxiv.
    — Angela Roberts, Baltimore Sun, 1 Aug. 2023
  • In their complaints, the women said they were reported to child welfare agencies without being granted a second, confirmatory test, and that investigations were opened based solely off the hospital’s reporting.
    — Anne Branigin, Washington Post, 2 July 2022
  • Because Krabbe newborn screening has a high rate of false positives, samples with abnormal results will be sent to the Mayo Clinic in Minnesota for confirmatory tests.
    — Patricia Callahan, chicagotribune.com, 12 Dec. 2017
  • Initial tests suggested the child might have the bird flu, but confirmatory tests by the federal Centers for Disease Control and Prevention could not identify the virus.
    — Susanne Rust, Los Angeles Times, 15 Dec. 2024
  • That means that the person has tested positive at the state level while confirmatory testing is being carried out at the Centers for Disease Control and Prevention.
    — Beth Mole, Ars Technica, 22 July 2024
  • The California Department of Public Health identified the strain through confirmatory testing, a news release said.
    — Eduardo Cuevas, USA TODAY, 17 Nov. 2024
  • Out of 360 Abbott test results checked through Friday, one negative test came back positive during confirmatory testing, Jilly said.
    — USA TODAY, 28 May 2020
  • The vaccine went through the FDA’s accelerated approval pathway, and will continue to be evaluated in confirmatory studies.
    — Meghana Keshavan, STAT, 10 Nov. 2023
  • The Centers for Disease Control and Prevention (CDC) is conducting confirmatory testing, which can take up to 10 days to complete.
    — Jenni Fink, MSNBC Newsweek, 13 May 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'confirmatory.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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