as in imperceptible
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Recent Examples of unobservable
In fact, the speedy planet is occulted (hidden) by the sun's disk, but of course, this event is unobservable.
—
Joe Rao, Space.com, 2 May 2026
The future, after all, remains stubbornly unobservable.
—Tomas Chamorro-Premuzic, Forbes.com, 28 Mar. 2026
But responsibility diffuses across developers, deployers, and users, and interaction loops remain private and unobservable.
—Deb Roy, The Atlantic, 15 Feb. 2026
So, within standard general relativity, Einstein–Rosen bridges are unstable and unobservable.
—Rupendra Brahambhatt, Interesting Engineering, 17 Jan. 2026
Is the theory of the unobservable multiverse science or mere speculation?
—Literary Hub, 19 Nov. 2025
Its nucleus is also far bigger than other notable comets, while its arrival time was fine-tuned to bring it within tens of millions of kilometers from Mars, Venus and Jupiter and be unobservable from Earth at perihelion, along with other unexpected properties.
—Hannah Millington, MSNBC Newsweek, 30 Oct. 2025
Its underlying technologies were developed in the 1990s by the United States Naval Research Laboratory with the aim of providing a safe, unobservable method of communication to American spies.
—Andrei Soldatov, Foreign Affairs, 6 Apr. 2016
Joe Rao, Space.com, 2 May 2026
The future, after all, remains stubbornly unobservable.
—Tomas Chamorro-Premuzic, Forbes.com, 28 Mar. 2026
But responsibility diffuses across developers, deployers, and users, and interaction loops remain private and unobservable.
—Deb Roy, The Atlantic, 15 Feb. 2026
So, within standard general relativity, Einstein–Rosen bridges are unstable and unobservable.
—Rupendra Brahambhatt, Interesting Engineering, 17 Jan. 2026
Is the theory of the unobservable multiverse science or mere speculation?
—Literary Hub, 19 Nov. 2025
Its nucleus is also far bigger than other notable comets, while its arrival time was fine-tuned to bring it within tens of millions of kilometers from Mars, Venus and Jupiter and be unobservable from Earth at perihelion, along with other unexpected properties.
—Hannah Millington, MSNBC Newsweek, 30 Oct. 2025
Its underlying technologies were developed in the 1990s by the United States Naval Research Laboratory with the aim of providing a safe, unobservable method of communication to American spies.
—Andrei Soldatov, Foreign Affairs, 6 Apr. 2016
Recent Examples of Synonyms for unobservable
Adjective
-
All videos created with Omni will include Google's imperceptible digital watermark, SynthID, but Google is also adding content credentials verification to the Gemini app.—
ABC News,
ABC News,
19 May 2026
-
Of course, part of the challenge was the outward invisibility of all the changes—to anyone who had not been at sea, my new life was imperceptible.—
Literary Hub,
Literary Hub,
18 May 2026
Adjective
-
Two other robots approach an indistinct tree line, and devastating blasts follow, the unit saying Russian positions had been spotted there earlier.—
Nick Paton Walsh,
CNN Money,
30 May 2026
-
Nonpartisan voter guides from outlets such as CalMatters and KPBS depict the race as offering sharp policy contrasts rather than an indistinct muddle.—
Los Angeles Times,
Los Angeles Times,
17 May 2026
Adjective
-
Placing a small, unnoticeable camera can be tricky and, for some nests, requires a helicopter.—
Ava Berger,
NPR,
29 Apr. 2026
-
The consequences of such an error, in the context of a computation where there is no cross-checking in place, can range from unnoticeable to catastrophic.—
Big Think,
Big Think,
24 Feb. 2026
Adjective
-
The vast majority of the 18,064 rendered her play-calls and complaints indiscernible with their unceasing din.—
Joseph Dycus,
Mercury News,
29 May 2026
-
Aside from higher-quality cameras and a bit more gray hair, the time jump is almost indiscernible.—
Antonio Ferme,
Variety,
15 May 2026
Cite this Entry
“Unobservable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unobservable. Accessed 7 Jun. 2026.
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