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 White House is attempting to manage a large-scale military confrontation with an undefined exit strategy—a confrontation that is unnerving markets.
—
Vivian Salama, The Atlantic, 24 Mar. 2026
From the feathery, full brows to lips that look a little lived in, with smudgy, undefined edges, Park’s calling card has become her face card.
—Morgan Fargo, Vogue, 16 Mar. 2026
That could be valuable for a Steelers secondary that has some moving pieces due to Jalen Ramsey’s undefined role.
—Mike Defabo, New York Times, 6 Mar. 2026
Opponents warned that leaving those terms undefined would force administrators to interpret them case by case, pressuring professors to avoid difficult material rather than risk complaints.
—Jessica Priest, Los Angeles Times, 3 Mar. 2026
See All Example Sentences for undefined
Vivian Salama, The Atlantic, 24 Mar. 2026
From the feathery, full brows to lips that look a little lived in, with smudgy, undefined edges, Park’s calling card has become her face card.
—Morgan Fargo, Vogue, 16 Mar. 2026
That could be valuable for a Steelers secondary that has some moving pieces due to Jalen Ramsey’s undefined role.
—Mike Defabo, New York Times, 6 Mar. 2026
Opponents warned that leaving those terms undefined would force administrators to interpret them case by case, pressuring professors to avoid difficult material rather than risk complaints.
—Jessica Priest, Los Angeles Times, 3 Mar. 2026
See All Example Sentences for undefined
Recent Examples of Synonyms for undefined
Adjective
-
This year, the administration’s budget proposal doesn’t include a hard deadline for phasing out SLS and Orion, just the vaguer request to look for commercial alternatives.—
Sana Pashankar,
Fortune,
11 Apr. 2026
-
There’s just sort of vague purple-ish themes throughout the special.—
Deputy Entertainment,
Los Angeles Times,
10 Apr. 2026
Adjective
-
It’s held together by the faintest pulse of a bassline.—
Joshua Minsoo Kim,
Pitchfork,
13 Apr. 2026
-
Gomeisa is a fainter star just to the upper right of Procyon.—
Mike Lynch,
Twin Cities,
12 Apr. 2026
Cite this Entry
“Undefined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undefined. Accessed 19 Apr. 2026.
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