as in to die
to stop living
the patient was fading fast, and doctors expected him to flatline before the night was over
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Example Sentences
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Recent Examples of flatline
The cost of living has risen as income and productivity have flatlined.
—
The Editors, National Review, 7 Jan. 2025
The snowpack in the Rockies and Sierra Nevada, which feed vital reservoirs like Lake Mead and Lake Powell, was strong in November but has since flatlined in some areas.
—Dan Perry, Newsweek, 3 Jan. 2025
Britain's economy has been struggling in recent months: the country's GDP flatlined between July and September, shrank between September and October, and grew by a moderate 0.1 percent in November—less than expected.
—Justin Gest, Newsweek, 20 Jan. 2025
Global sales of luxury flatlined in 2024 for the first time since 2008 (excluding 2020, during the coronavirus pandemic), according to a recent report by the management consultants Bain & Co.
—Scott Reyburn, New York Times, 9 Jan. 2025
See all Example Sentences for flatline 
The Editors, National Review, 7 Jan. 2025
The snowpack in the Rockies and Sierra Nevada, which feed vital reservoirs like Lake Mead and Lake Powell, was strong in November but has since flatlined in some areas.
—Dan Perry, Newsweek, 3 Jan. 2025
Britain's economy has been struggling in recent months: the country's GDP flatlined between July and September, shrank between September and October, and grew by a moderate 0.1 percent in November—less than expected.
—Justin Gest, Newsweek, 20 Jan. 2025
Global sales of luxury flatlined in 2024 for the first time since 2008 (excluding 2020, during the coronavirus pandemic), according to a recent report by the management consultants Bain & Co.
—Scott Reyburn, New York Times, 9 Jan. 2025
See all Example Sentences for flatline
Recent Examples of Synonyms for flatline
Verb
-
But Butler’s debut signified the Warriors’ most hopeful moment in months, an introduction of a superstar who seems to blend well into their system, helps solve their biggest weaknesses and accentuates Curry, who has been dying for a co-star for a few seasons.—
Anthony Slater,
The Athletic,
9 Feb. 2025
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French died Friday in Los Angeles of complications from Alzheimer’s, his wife of 34 years, longtime Days of Our Lives actress Eileen Barnett, told The Hollywood Reporter.—
Mike Barnes,
The Hollywood Reporter,
9 Feb. 2025
Verb
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Good news for green energy The cost of a utility-scale solar panels has fallen 82% since 2010, according to the the National Renewable Energy Laboratory.—
Elizabeth Weise,
USA TODAY,
16 Feb. 2025
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Just like this claim, the others will fall apart because there is no truth to them.—
Angel Saunders,
People.com,
15 Feb. 2025
Verb
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The other person on board, who also perished in the crash, was a flight instructor, too.—
Kristan Hawkins,
Newsweek,
6 Feb. 2025
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Some knew, and competed with, skaters who perished in the crash.—
Laura Bauer,
Kansas City Star,
5 Feb. 2025
Thesaurus Entries Near flatline
Cite this Entry
“Flatline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flatline. Accessed 21 Feb. 2025.
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