as in immediately
without delay
I had just slammed the car door shut when I instantaneously remembered that I had left the keys inside
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Antonyms & Near Antonyms
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Recent Examples of instantaneously
If that hasn’t already materialized — instantaneously.
—
Michael Deeds, Idaho Statesman, 11 Mar. 2026
The ongoing partnership continues to captivate fashion fans—while selling through, almost instantaneously.
—Kristina Rutkowski, Vogue, 10 Mar. 2026
Citrini’s premise assumes that because AI can write code to improve itself, its integration into the economy will compound infinitely and instantaneously.
—Nick Lichtenberg, Fortune, 26 Feb. 2026
But signals don’t go from the generating source to the observer instantaneously; all physical signals propagate at a finite speed, with the fastest possible speed being the speed of light in a vacuum, c, or 299,792,458 m/s.
—Big Think, 25 Feb. 2026
The system measures jump heights, air times, and landing speeds in real time, producing heat maps and graphic overlays that break down each program—all instantaneously.
—Maurizio Arseni, IEEE Spectrum, 4 Feb. 2026
Almost instantaneously a dark spot appeared on another ice ridge about 600 yards out.
—David Zeug, Outdoor Life, 4 Feb. 2026
The voltage on the floor arced up instantaneously.
—Billboard Japan, Billboard, 30 Jan. 2026
Measuring an electron’s spin on Earth could tell you instantaneously the spin of its entangled partner on Mars.
—Joseph Howlett, Scientific American, 27 Jan. 2026
Michael Deeds, Idaho Statesman, 11 Mar. 2026
The ongoing partnership continues to captivate fashion fans—while selling through, almost instantaneously.
—Kristina Rutkowski, Vogue, 10 Mar. 2026
Citrini’s premise assumes that because AI can write code to improve itself, its integration into the economy will compound infinitely and instantaneously.
—Nick Lichtenberg, Fortune, 26 Feb. 2026
But signals don’t go from the generating source to the observer instantaneously; all physical signals propagate at a finite speed, with the fastest possible speed being the speed of light in a vacuum, c, or 299,792,458 m/s.
—Big Think, 25 Feb. 2026
The system measures jump heights, air times, and landing speeds in real time, producing heat maps and graphic overlays that break down each program—all instantaneously.
—Maurizio Arseni, IEEE Spectrum, 4 Feb. 2026
Almost instantaneously a dark spot appeared on another ice ridge about 600 yards out.
—David Zeug, Outdoor Life, 4 Feb. 2026
The voltage on the floor arced up instantaneously.
—Billboard Japan, Billboard, 30 Jan. 2026
Measuring an electron’s spin on Earth could tell you instantaneously the spin of its entangled partner on Mars.
—Joseph Howlett, Scientific American, 27 Jan. 2026
Recent Examples of Synonyms for instantaneously
Adverb
-
Authorities said to call 911 immediately.—
Shannon Tyler,
Idaho Statesman,
12 Mar. 2026
-
Iraq’s General Company for Ports was not immediately available to comment when contacted by CNBC.—
Sam Meredith,
CNBC,
12 Mar. 2026
Adverb
-
The Singaporean model and photographer shared a birthday post on Instagram to mark the milestone, and the comments section filled instantly with disbelief.—
Hanna Wickes,
Charlotte Observer,
13 Mar. 2026
-
This one from Bagsmart is 3-1-1-compliant and spacious enough to hold toiletries, medication, and makeup—all instantly visible.—
Kayla Kitts,
Travel + Leisure,
13 Mar. 2026
Adverb
-
If anyone shows signs of heat illness, promptly move them to a cool, shaded area.—
CA Weather Bot,
Sacbee.com,
15 Mar. 2026
-
Residents can exchange phone numbers to report suspicious activity promptly or to coordinate help if the power goes out.—
Chuck Page,
Mercury News,
15 Mar. 2026
Adverb
-
Kempe now has five goals and four assists in his last six games.—
Los Angeles Times,
Los Angeles Times,
14 Mar. 2026
-
The Dominican Republic moves on, now two wins away from a championship.—
Jordan McPherson,
Miami Herald,
14 Mar. 2026
Adverb
-
The sweeping changes, if passed by the state legislature, would consolidate all Medicaid billing under a fee-for-service model through which the state directly pays providers for services rendered.—
Mia Cathell,
The Washington Examiner,
14 Mar. 2026
-
The result is a rapidly emerging Chinese model of AI—less centered on chatbots and more on embedding intelligence directly into the machinery of the real economy.—
François Candelon,
Fortune,
13 Mar. 2026
Cite this Entry
“Instantaneously.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/instantaneously. Accessed 16 Mar. 2026.
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