as in instantaneous
done or occurring without any noticeable lapse in time
a day trader who is used to making split-second decisions
Synonyms & Similar Words
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Antonyms & Near Antonyms
as in minute
a very small space of time
a devastating accident can cause everything in your life to change in a split second
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of split-second
Letters To The Editor, Washington Post, 30 Apr. 2026
Lengthy prison sentences imposed years after the crime may not influence other individuals making split-second decisions in volatile situations.
—Andrew S. Boutros, Chicago Tribune, 29 Apr. 2026
Ryan Gaydos, FOXNews.com, 5 Apr. 2026
The technical ability is really amazing, and their scope, their musical scope, is so broad because the Internet brings music from around the world to their ears in a split second, every single day.
—George Varga, San Diego Union-Tribune, 3 Apr. 2026
See All Example Sentences for split-second
Adjective
In a moment demanding courage, discipline and split-second judgment, men and women charged with protecting the president moved without hesitation toward duty, even at personal risk.
—Letters To The Editor, Washington Post, 30 Apr. 2026
Lengthy prison sentences imposed years after the crime may not influence other individuals making split-second decisions in volatile situations.
—Andrew S. Boutros, Chicago Tribune, 29 Apr. 2026
Noun
For a split second, Hendry was in control.
—Ryan Gaydos, FOXNews.com, 5 Apr. 2026
The technical ability is really amazing, and their scope, their musical scope, is so broad because the Internet brings music from around the world to their ears in a split second, every single day.
—George Varga, San Diego Union-Tribune, 3 Apr. 2026
See All Example Sentences for split-second
Recent Examples of Synonyms for split-second
Adjective
-
On an induction stove, the process is instantaneous.—
Ashlyn Needham,
Southern Living,
4 May 2026
-
And the effects are instantaneous.—
Michelle Marchante,
Miami Herald,
30 Apr. 2026
Noun
-
Wembanyama left the floor with just four points and four rebounds in 12 minutes of action.—
Alejandro Avila OutKick,
FOXNews.com,
11 May 2026
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Ultimately, Fox was just 8-for-23 from the field (1-for-7 on 3-pointers) and Minnesota pulled ahead in the final few minutes.—
Dan Santaromita,
New York Times,
11 May 2026
Adjective
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The race came amid a broader power struggle between the two sides of City Hall early in both Mamdani and Menin’s leadership, but the election will also have a more immediate impact.—
Josephine Stratman,
New York Daily News,
29 Apr. 2026
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No immediate impact likely for world oil markets The UAE’s withdrawal from OPEC won’t necessarily have any immediate effects in markets.—
Jon Gambrell,
Chicago Tribune,
29 Apr. 2026
Noun
-
Stephen Eustáquio notched his third assist in seven appearances on Ordaz’s second goal, and Jacob Shaffelburg picked up his second in five outings this season and his 15th in 134 appearances.—
Los Angeles Times,
Los Angeles Times,
11 May 2026
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There's a reason why some experienced eclipse chasers head to the edge of the path of totality to glimpse a 1-second totality.—
Jamie Carter,
Space.com,
10 May 2026
Adjective
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Silver coins are more liquid than bars because of their instant recognition from a government mint, as long as the condition of the coins is good.—
Amy DeYoung,
USA Today,
4 May 2026
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The charges, filed with the National Labor Relations Board, stem from the layoff or termination of all workers in the instant charge and group sales and subscription departments, the union said.—
Ted Johnson,
Deadline,
4 May 2026
Noun
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Rihanna, draped in gunmetal Margiela couture, created yet another Met moment, a year after debuting her baby bump on the carpet (her second time doing so, with her third child Rocki).—
Anika Reed,
USA Today,
5 May 2026
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The prosecution showed the jurors chilling video and audio evidence that included Athena’s last moments after Horner lured her inside the FedEx van.—
Amy McDaniel,
Fort Worth Star-Telegram,
4 May 2026
Noun
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Much like their youthful, emotional heartbeats, malls in the ’80s and ’90s bustled, becoming as quintessential to American culture as hot dogs and apple pie.—
Audrey Pachuta,
Chicago Tribune,
9 May 2026
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Lyme is more complex and varied and can cause symptoms ranging from fever and rash to facial paralysis, an irregular heartbeat and even arthritis.—
Mary Walrath-Holdridge,
USA Today,
9 May 2026
Cite this Entry
“Split-second.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/split-second. Accessed 11 May. 2026.
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