as in defective
having a fault
the cause of the plane crash was traced to faulty wiring
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Recent Examples of faulty
When the problem is faulty wound healing, any treatment that creates new wounds risks failing or worsening the problem.
—
Beth Mole, ArsTechnica, 24 Apr. 2026
When that area sends faulty messages to the body, uncontrollable movements called spasms can affect various muscles.
—Mary Walrath-Holdridge, USA Today, 23 Apr. 2026
The drug works by replacing the faulty OTOF gene, which is supposed to work by giving the body instructions to make a protein called otoferlin.
—Berkeley Lovelace Jr, NBC news, 23 Apr. 2026
The subject of this engaging biography is the eighteenth-and-nineteenth-century naturalist Jean-Baptiste Lamarck, who is often ridiculed as a faulty precursor to Darwin.
—The New Yorker, New Yorker, 20 Apr. 2026
See All Example Sentences for faulty
Beth Mole, ArsTechnica, 24 Apr. 2026
When that area sends faulty messages to the body, uncontrollable movements called spasms can affect various muscles.
—Mary Walrath-Holdridge, USA Today, 23 Apr. 2026
The drug works by replacing the faulty OTOF gene, which is supposed to work by giving the body instructions to make a protein called otoferlin.
—Berkeley Lovelace Jr, NBC news, 23 Apr. 2026
The subject of this engaging biography is the eighteenth-and-nineteenth-century naturalist Jean-Baptiste Lamarck, who is often ridiculed as a faulty precursor to Darwin.
—The New Yorker, New Yorker, 20 Apr. 2026
See All Example Sentences for faulty
Recent Examples of Synonyms for faulty
defective
Adjective
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Meta, YouTube, TikTok and Snap are also involved in a major federal trial in the Northern District of California involving similar claims that the companies misled consumers and built defective apps with features that fostered unhealthy and addictive behaviors in teens and children.—
Jonathan Vanian,
CNBC,
4 May 2026
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Haber's colleague, Daniel Levin, filed the lawsuit in March, accusing Riverwalk East Developers, LLC of overseeing defective work, supported by engineering and plumbing inspection results.—
Larry Seward,
CBS News,
1 May 2026
Cite this Entry
“Faulty.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/faulty. Accessed 6 May. 2026.
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