as in to die
to stop living
the patient was fading fast, and doctors expected him to flatline before the night was over
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of flatline
Renters surge as buyers hesitate While homeowners flatline, the renter population is surging.
—
Nick Lichtenberg, Fortune, 5 Sep. 2025
Multiple nations now have annihilation-level nuclear assets, and yet, even as the threat continues escalating, public concern has flatlined.
—David Rooney, HollywoodReporter, 2 Sep. 2025
The German capital has seen tourism largely flatline in recent years, hotel occupancy rates are far below those in Madrid and Paris, and the sector accounts for a significantly smaller proportion of the city’s economy than, say, Rome.
—Semafor Staff, semafor.com, 22 Aug. 2025
Our life expectancy has flatlined.
—Angela Haupt, Time, 17 Aug. 2025
See All Example Sentences for flatline
Nick Lichtenberg, Fortune, 5 Sep. 2025
Multiple nations now have annihilation-level nuclear assets, and yet, even as the threat continues escalating, public concern has flatlined.
—David Rooney, HollywoodReporter, 2 Sep. 2025
The German capital has seen tourism largely flatline in recent years, hotel occupancy rates are far below those in Madrid and Paris, and the sector accounts for a significantly smaller proportion of the city’s economy than, say, Rome.
—Semafor Staff, semafor.com, 22 Aug. 2025
Our life expectancy has flatlined.
—Angela Haupt, Time, 17 Aug. 2025
See All Example Sentences for flatline
Recent Examples of Synonyms for flatline
Verb
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The way people typically die in intersections is often because of head-on and T-bone crashes, which the roundabout design addresses, Bryson said.—
Eric D. Lawrence,
USA Today,
28 Sep. 2025
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Uzbek artist Feruza Kholkhujaeva filled courtyards with potted plants that will slowly die, a portrait of grief.—
Dada Jovanovic,
ABC News,
28 Sep. 2025
Verb
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The 49ers dropped their first loss of the season to the Jaguars, as the team fell with a final score of 26-21.—
James Brizuela,
MSNBC Newsweek,
29 Sep. 2025
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However, only 5% is allocated to equities, which means there is room for retail participation to deepen, especially as deposit rates fall and property remains out of favor, analysts told CNBC.—
Lee Ying Shan,
CNBC,
29 Sep. 2025
Verb
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The parents of a girl who was among the victims who perished in flooding waters at Texas’ Camp Mystic in July have condemned the camp's plans to reopen while their daughter’s body remains missing.—
Marc Ramirez,
USA Today,
26 Sep. 2025
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Doug, who is married to Lauren Buglioli’s character Vanessa, perished in a car crash.—
Lynette Rice,
Deadline,
26 Sep. 2025
Cite this Entry
“Flatline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flatline. Accessed 2 Oct. 2025.
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