as in vague
not seen or understood clearly
plagued by undefined worries that kept her awake at night
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Example Sentences
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Recent Examples of undefined
The younger Bayh is largely undefined.
—
Hayleigh Colombo, IndyStar, 19 Aug. 2025
Many have compared Gladys to a classic fairy tale antagonist, a villain whose undefined age and unambiguously evil motivations thrust a town into chaos.
—Brian Welk, IndieWire, 12 Aug. 2025
Over seven hallucinatory days, a village with no name, in an undefined time and place, disappears.
—Jill Goldsmith, Deadline, 1 Aug. 2025
Zegna is publicly listed on the New York Stock Exchange and Temasek previously acquired 12.7 million ordinary through market purchases, or a little less than 5 percent, in an undefined time frame.
—Luisa Zargani, Footwear News, 29 July 2025
See All Example Sentences for undefined
Hayleigh Colombo, IndyStar, 19 Aug. 2025
Many have compared Gladys to a classic fairy tale antagonist, a villain whose undefined age and unambiguously evil motivations thrust a town into chaos.
—Brian Welk, IndieWire, 12 Aug. 2025
Over seven hallucinatory days, a village with no name, in an undefined time and place, disappears.
—Jill Goldsmith, Deadline, 1 Aug. 2025
Zegna is publicly listed on the New York Stock Exchange and Temasek previously acquired 12.7 million ordinary through market purchases, or a little less than 5 percent, in an undefined time frame.
—Luisa Zargani, Footwear News, 29 July 2025
See All Example Sentences for undefined
Recent Examples of Synonyms for undefined
Adjective
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This Earth sign can be quite the perfectionist, preferring order and discernment over anything remotely vague and careless.—
Valerie Mesa,
People.com,
2 Sep. 2025
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Detainees can be held indefinitely without charges, often based on vague suspicion, anonymous tips, or looks alone.—
Antonio María Delgado,
Miami Herald,
2 Sep. 2025
Adjective
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Applebee’s recently managed its first quarter of same-store sales growth after eight consecutive declines, a faint improvement, but one that pales in comparison to the surge at Chili’s or the steady gains at Olive Garden.—
Jim Osman,
Forbes.com,
6 Sep. 2025
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This leads to signals that are often faint, easily drowned out by background noise, and difficult to isolate in complex biological environments such as blood or tissue.—
IEEE Spectrum,
IEEE Spectrum,
4 Sep. 2025
Cite this Entry
“Undefined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undefined. Accessed 8 Sep. 2025.
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