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
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of split-second
Atharva Gosavi, Interesting Engineering, 9 Sep. 2025
The insight into crisis procedure and the split-second decisions required of vast teams of people is riveting.
—David Rooney, HollywoodReporter, 2 Sep. 2025
Kevin Acee, San Diego Union-Tribune, 10 Aug. 2025
The emerging miners, exposed directly to the flash during its first split second, were covered in flash-absorbing black.
—Charles Pellegrino, Rolling Stone, 6 Aug. 2025
See All Example Sentences for split-second
Adjective
The game requires split-second decisions, precise coordination, and adaptation to unpredictable shots.
—Atharva Gosavi, Interesting Engineering, 9 Sep. 2025
The insight into crisis procedure and the split-second decisions required of vast teams of people is riveting.
—David Rooney, HollywoodReporter, 2 Sep. 2025
Noun
The Padres challenged the call, which was overturned after replay showed Hamilton’s hand came off the bag for a split second.
—Kevin Acee, San Diego Union-Tribune, 10 Aug. 2025
The emerging miners, exposed directly to the flash during its first split second, were covered in flash-absorbing black.
—Charles Pellegrino, Rolling Stone, 6 Aug. 2025
See All Example Sentences for split-second
Recent Examples of Synonyms for split-second
Adjective
-
Our testing has shown that the cellular Starlink service is sometimes instantaneous but occasionally takes several minutes to send a text message.—
PC Magazine,
PC Magazine,
8 Sep. 2025
-
Stablecoins, especially those being developed and deployed by TradFi institutions and even states, in the case of Wyoming, provide a traceable, low-volatility, and instantaneous method of conducting business.—
Sean Stein Smith,
Forbes.com,
7 Sep. 2025
Noun
-
Some like to get to the airport very early, with time for a full picnic, while others are dashing in at the last minute while downing a protein bar.—
Jessie Beck,
AFAR Media,
16 Sep. 2025
-
In April, Tien Kung Ultra became the first robot to finish a half-marathon, completing the 21-kilometer course in Beijing in 2 hours and 40 minutes.—
Aamir Khollam,
Interesting Engineering,
16 Sep. 2025
Adjective
-
Kraft caught the ball just 5 yards downfield and safety Will Harris had a chance to make an immediate tackle.—
Rob Reischel,
Forbes.com,
12 Sep. 2025
-
His team have the immediate fixtures to succeed, facing Sunderland and West Ham next.—
Holly Shand,
New York Times,
11 Sep. 2025
Noun
-
Extend it to four seconds to ensure safe spacing in adverse conditions.—
Bay Area Weather Report,
Mercury News,
10 Sep. 2025
-
Three weeks later in London, the same service required a bank transfer – no cash accepted, no cards processed, just account details exchanged securely and payment completed in seconds.—
Penny Lee,
Forbes.com,
10 Sep. 2025
Adjective
-
Barely any other media in recent times has given me an instant shock of glee or revulsion like this absurd anarcho-cartoon being stretched and squeezed to its most grotesque and wholesome clickbait limits.—
Kieran Press-Reynolds,
Pitchfork,
10 Sep. 2025
-
Their desperate efforts to hide from the cameras became instant fodder for social media memes and late-night jokes and, eventually, for a cheeky video response from Astronomer, starring Martin’s ex-wife, Gwyneth Paltrow.—
Martha Ross,
Mercury News,
10 Sep. 2025
Noun
-
As with any career as long as his, there have been moments when perhaps his aesthetic wasn’t so aligned with where fashion was going, but mention that and Roversi will gently put it to one side.—
Mark Holgate,
Vogue,
11 Sep. 2025
-
Advertisement This is a dark moment for America.—
Chad de Guzman,
Time,
11 Sep. 2025
Noun
-
Examples of these processes can be found throughout nature, from the unpredictable rise and fall of stock market values to the irregular heartbeat cadence.—
Mrigakshi Dixit,
Interesting Engineering,
15 Sep. 2025
-
Using its optical heart sensor, the watch reviews how your blood vessels respond to heartbeats over 30-day periods.—
Kurt Knutsson,
FOXNews.com,
15 Sep. 2025
Cite this Entry
“Split-second.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/split-second. Accessed 16 Sep. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share