as in immediate
done or occurring without any noticeable lapse in time
the thunder following the flash of lightning was nearly instantaneous
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Recent Examples of instantaneous
For one thing, events such as the Locarno fest’s Aug. 8 presentation of its Leopard Club career achievement award to Emma Thompson, draw far more coverage and generate more buzz in the age of instantaneous online media.
—
Cynthia Littleton, Variety, 11 Aug. 2025
As Figma went public this week to much fanfare—and an almost instantaneous 250% stock pop—quite a few folks from Silicon Valley made money.
—Allie Garfinkle, Fortune, 2 Aug. 2025
If the comments and reaction videos on social media and seemingly instantaneous editorials are any indication, the new launch—which wraps around the chin and jawline, securing around the top of the head and behind the neck with velcro—hasn’t been met with universal excitement.
—Marci Robin, Allure, 31 July 2025
Its earliest days often tested out trial implementations of new standards and technologies—because nothing like the truly widespread, instantaneous, global scale of the Web had ever been rolled out before.
—Gabriel René, IEEE Spectrum, 24 July 2025
See All Example Sentences for instantaneous
Cynthia Littleton, Variety, 11 Aug. 2025
As Figma went public this week to much fanfare—and an almost instantaneous 250% stock pop—quite a few folks from Silicon Valley made money.
—Allie Garfinkle, Fortune, 2 Aug. 2025
If the comments and reaction videos on social media and seemingly instantaneous editorials are any indication, the new launch—which wraps around the chin and jawline, securing around the top of the head and behind the neck with velcro—hasn’t been met with universal excitement.
—Marci Robin, Allure, 31 July 2025
Its earliest days often tested out trial implementations of new standards and technologies—because nothing like the truly widespread, instantaneous, global scale of the Web had ever been rolled out before.
—Gabriel René, IEEE Spectrum, 24 July 2025
See All Example Sentences for instantaneous
Recent Examples of Synonyms for instantaneous
Adjective
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But prorating three years of player profits down to 12 months, as UEFA’s rule does, reduces the immediate efficacy of successful trading in the market, the very strategy that poorer clubs increasingly rely on to climb the ladder.—
Chris Weatherspoon,
New York Times,
5 Sep. 2025
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Steven Pruett is the president and CEO of Elevation Resources, a Permian Basin oil company, and the immediate past chair of the Independent Petroleum Association of America, one of the industry’s main trade groups.—
ProPublica,
ProPublica,
4 Sep. 2025
Adjective
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Plasma gone in an instant RHIC accelerates beams of particles close to the speed of light and then collides them.—
Aamir Khollam,
Interesting Engineering,
4 Sep. 2025
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The selection is wide-ranging, from Lays chips in flavors such as shrimp and chili, to instant noodles to packages of paratha, or flatbread.—
Sophie Carson,
jsonline.com,
4 Sep. 2025
Cite this Entry
“Instantaneous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/instantaneous. Accessed 9 Sep. 2025.
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