unobservable

adjective

Definition of unobservablenext
as in imperceptible

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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 unobservable Is the theory of the unobservable multiverse science or mere speculation? — Literary Hub, 19 Nov. 2025 So, within standard general relativity, Einstein–Rosen bridges are unstable and unobservable. — Rupendra Brahambhatt, Interesting Engineering, 17 Jan. 2026 But responsibility diffuses across developers, deployers, and users, and interaction loops remain private and unobservable. — Deb Roy, The Atlantic, 15 Feb. 2026 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 See All Example Sentences for unobservable
Recent Examples of Synonyms for unobservable
  1. imperceptible
  2. indistinct
  3. unnoticeable
  4. indiscernible
Adjective
  • The tool, developed by independent AI engineer Luke Geel, analyzes past results and players’ activity—from posture to blink rate—spotting connections that might be imperceptible to the average viewer but visible to top pros.
    — Jacob Feldman, Sportico.com, 3 July 2026
  • At first, the change is imperceptible but Nick notices that his sleepy village seems more vibrant, more populated with people.
    — Los Angeles Times, Los Angeles Times, 19 June 2026
Definition of imperceptible
Adjective
  • On the other hand, a large yard filled solely with small plants can look indistinct unless a few larger plants are added as anchors.
    — Luke Miller, Better Homes & Gardens, 29 June 2026
  • And how could such an indistinct and intangible thing be cured?
    — Literary Hub, Literary Hub, 17 June 2026
Definition of indistinct
Adjective
  • 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
  • Except her shell is rather flat compared to others’, its spiral unremarkable, its apex nearly unnoticeable.
    — Literary Hub, Literary Hub, 23 Feb. 2026
Definition of unnoticeable
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
Definition of indiscernible

Browse Nearby Words

unobjectionable
unobservable
unobstructed
See all Nearby Words

Cite this Entry

“Unobservable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unobservable. Accessed 8 Jul. 2026.

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