as in immediately
without delay
I had just slammed the car door shut when I instantaneously remembered that I had left the keys inside
Synonyms & Similar Words
Relevance
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 instantaneously
Because asset price markets are so liquid and efficient, any violations of the law of one price should be eliminated almost instantaneously.
—
Emma Burleigh, Fortune, 21 Oct. 2025
After two years of this brutal war that has been livestreamed instantaneously around the globe, hard would be the heart of whoever does not greet the chance to end the bloodshed with anything but relief.
—Ben Wedeman, CNN Money, 1 Oct. 2025
All of this is compounded by the ability to instantaneously access funds or bank accounts via mobile banking apps.
—Andrew Paul, Popular Science, 1 Oct. 2025
Under Newton’s laws, the way that gravitation worked was that any and all masses in the Universe exerted a force on one another, instantaneously across space, in direct proportion to the product of their masses and inversely proportional to the square of the distance between them.
—Ethan Siegel, Big Think, 23 Sep. 2025
In the event of a sudden rotational impact, however, the adhesive instantaneously releases, allowing the panels to roll across the bearings and pop loose.
—New Atlas, 23 Sep. 2025
When a call is challenged, the Hawk-Eye view will quickly be transmitted through the 5G network, and it will be shown almost instantaneously to the spectators at each stadium via the videoboard as well as home viewers on respective broadcasts.
—Scott Thompson, FOXNews.com, 23 Sep. 2025
Oil and natural gas markets can be highly volatile and opinions in the sector may change instantaneously and without notice.
—Gaurav Sharma, Forbes.com, 17 Sep. 2025
Almost instantaneously, headlines inaccurately stating that Europe had banned all gel manicures popped up, quickly followed by fact-free fearmongering on social media.
—Marci Robin, Allure, 3 Sep. 2025
Emma Burleigh, Fortune, 21 Oct. 2025
After two years of this brutal war that has been livestreamed instantaneously around the globe, hard would be the heart of whoever does not greet the chance to end the bloodshed with anything but relief.
—Ben Wedeman, CNN Money, 1 Oct. 2025
All of this is compounded by the ability to instantaneously access funds or bank accounts via mobile banking apps.
—Andrew Paul, Popular Science, 1 Oct. 2025
Under Newton’s laws, the way that gravitation worked was that any and all masses in the Universe exerted a force on one another, instantaneously across space, in direct proportion to the product of their masses and inversely proportional to the square of the distance between them.
—Ethan Siegel, Big Think, 23 Sep. 2025
In the event of a sudden rotational impact, however, the adhesive instantaneously releases, allowing the panels to roll across the bearings and pop loose.
—New Atlas, 23 Sep. 2025
When a call is challenged, the Hawk-Eye view will quickly be transmitted through the 5G network, and it will be shown almost instantaneously to the spectators at each stadium via the videoboard as well as home viewers on respective broadcasts.
—Scott Thompson, FOXNews.com, 23 Sep. 2025
Oil and natural gas markets can be highly volatile and opinions in the sector may change instantaneously and without notice.
—Gaurav Sharma, Forbes.com, 17 Sep. 2025
Almost instantaneously, headlines inaccurately stating that Europe had banned all gel manicures popped up, quickly followed by fact-free fearmongering on social media.
—Marci Robin, Allure, 3 Sep. 2025
Recent Examples of Synonyms for instantaneously
Adverb
-
The magnitude of the attack and the extent of its damage was not immediately known.—
Laura Sharman,
CNN Money,
26 Oct. 2025
-
The Texas Department of Family and Protective Services did not immediately respond to PEOPLE’s request for comment.—
Bailey Richards,
PEOPLE,
26 Oct. 2025
Adverb
-
The former instantly adds a second layer of security against unwanted guests, and the latter emits an ultra-loud alarm while acting like a door stop wedge, scaring off any stranger who tries to enter your room.—
Amelia McBride,
Travel + Leisure,
26 Oct. 2025
-
Enlivened with the luxury label’s instantly recognizable logo all over, the piece hugged the singer’s body.—
Kelsey Stewart,
Footwear News,
26 Oct. 2025
Adverb
-
Those experiencing symptoms from prescribed blood pressure medications should seek help from their doctor promptly.—
Lindsey DeSoto,
Health,
28 Oct. 2025
-
The leaders of France, Great Britain, and West Germany promptly sided with the United States.—
Time,
Time,
28 Oct. 2025
Adverb
-
Long a linchpin of oil and gas supply, the Kingdom now seeks to be just as dominant in renewables — from solar and wind to green hydrogen.—
Dave Smith,
Fortune,
26 Oct. 2025
-
The Frazier History Museum Owsley Brown Frazier founded what's now known as the Frazier History Museum in 2004.—
Maggie Menderski,
Louisville Courier Journal,
26 Oct. 2025
Adverb
-
Although the balloon incident has not been directly linked to Moscow, Lithuania's border closures add to tensions spiked by accusations of Russian incursions into NATO airspace amid Moscow’s aggression in Ukraine.—
Brendan Cole,
MSNBC Newsweek,
25 Oct. 2025
-
The dagger of a late third-period goal came directly in front of him.—
Joshua Kloke,
New York Times,
25 Oct. 2025
Cite this Entry
“Instantaneously.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/instantaneously. Accessed 31 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share