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
Relevance
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
Sam McDowell, Kansas City Star, 19 Jan. 2025
The sun is far larger than the WF/PC field of view, so the engineers programmed Hubble to execute a series of very small movements to scan across the sun, taking a series of split-second exposures to map out our star in a mosaic.
—Phil Plait, Scientific American, 16 Jan. 2025
Lance Eliot, Forbes, 22 Nov. 2024
These decisions need to be made in split seconds around the rim, and the cat-and-mouse game that big defenders have to play against guards is exceedingly difficult.
—Sam Vecenie, The Athletic, 14 Jan. 2025
See all Example Sentences for split-second 
Adjective
Within a split-second, Kelce was behind the Houston secondary, too.
—Sam McDowell, Kansas City Star, 19 Jan. 2025
The sun is far larger than the WF/PC field of view, so the engineers programmed Hubble to execute a series of very small movements to scan across the sun, taking a series of split-second exposures to map out our star in a mosaic.
—Phil Plait, Scientific American, 16 Jan. 2025
Noun
Within split seconds, your mind is taking an immense amount of visual information and stitching it together to form a mental model of where things are.
—Lance Eliot, Forbes, 22 Nov. 2024
These decisions need to be made in split seconds around the rim, and the cat-and-mouse game that big defenders have to play against guards is exceedingly difficult.
—Sam Vecenie, The Athletic, 14 Jan. 2025
See all Example Sentences for split-second
Recent Examples of Synonyms for split-second
Adjective
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The late-night policy sessions and social media posts, crafted for an instantaneous affect, observers tell USA TODAY, were unheard of during those years.—
Phillip M. Bailey,
USA TODAY,
2 Feb. 2025
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Nerve stimulation and power density tests measure the instantaneous effects on a person’s nervous system.—
IEEE Spectrum,
IEEE Spectrum,
29 Jan. 2025
Noun
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And in the last 50 years, the measles vaccine alone has saved more than 90 million lives worldwide: the equivalent of 3 to 4 lives per minute.—
Eleanor Menzin,
TIME,
30 Jan. 2025
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Bottom line By about five minutes into Zuckerberg’s prepared remarks, one thing was made perfectly clear: The fierce intensity he’s picked up in the octagon has made its way to the boardroom.—
Zev Fima,
CNBC,
30 Jan. 2025
Adjective
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The president’s attack on DEI also had an immediate impact on the private sector, where corporations that once made commitments to diversify announced an end to those programs promptly after he was sworn in.—
Malaika Jabali,
Essence,
30 Jan. 2025
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No analogy is perfect, but a different historical moment feels, to me, more immediate and more challenging as a reference point.—
Robert Pinsky,
The New Yorker,
30 Jan. 2025
Noun
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The second of back-to-back atmospheric rivers, which unleashed heavy rain across Northern California this week killing two people, was set to dampen Southern California through Friday morning.—
Rong-Gong Lin II,
Los Angeles Times,
6 Feb. 2025
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For a split second, or maybe a couple of seconds, or maybe a minute, or five.—
Corey Seymour,
Vogue,
6 Feb. 2025
Adjective
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Pore strips might give you that weirdly satisfying instant gratification by pulling out surface-level blackheads, but for the long haul, a solid routine with these powerhouse ingredients is the real game-changer—keeping your skin smooth, clear, and totally congestion-free.—
Christa Joanna Lee,
Allure,
4 Feb. 2025
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Zen Arcade had the immediate effect of inspiring Hüsker Dü’s friends and labelmates the Minutemen to make their own double LP, Double Nickels on the Dime, and they were released the same day, becoming instant classics in the ’80s punk canon.—
Al Shipley,
SPIN,
4 Feb. 2025
Noun
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What started out as something Howie Mandel thought would be a funny bit for his Howie Mandel Does Stuff podcast last month quickly devolved into a super-tense, awkward moment the America’s Got Talent host is now expressing regret for.—
Gil Kaufman,
Billboard,
5 Feb. 2025
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Cheikhou Kouyate has been capped by Senegal on 92 occasions — including that crowning moment in 2022.—
Caoimhe O'Neill,
The Athletic,
5 Feb. 2025
Noun
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Doomsday synths and a percussive heartbeat backdrop lyrics that bask in solitude and beckon toward death.—
Olivier Lafontant,
Pitchfork,
31 Jan. 2025
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If they are taken inappropriately, side effects such as muscle weakness, irregular heartbeats, and stomach ulcers can occur.22 11.—
Kumkum S. Patel,
Verywell Health,
31 Jan. 2025
Thesaurus Entries Near split-second
Cite this Entry
“Split-second.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/split-second. Accessed 10 Feb. 2025.
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