invariant

adjective

(ˌ)in-ˈver-ē-ənt How to pronounce invariant (audio)
Definition of invariantnext
as in unchanging
not varying an invariant value

Synonyms & Similar Words

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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 invariant This development follows a generally invariant sequence validated across cultures. — Aurelien Mangano, Forbes.com, 6 Feb. 2026 To build the therapy, researchers took human stem cells and turned them into a special type of immune cell called an invariant natural killer T cell (NKT cell). — Khloe Quill, FOXNews.com, 1 Dec. 2025 But interestingly, quantum mechanics is often assumed to be invariant under time reversal. — Manon Bischoff, Scientific American, 4 June 2025 The spectrum of initial density fluctuations should be almost, but not perfectly, scale-invariant, and instead will be just a few percent larger on large cosmic scales than small ones. — Big Think, 11 Mar. 2025 See All Example Sentences for invariant
Recent Examples of Synonyms for invariant
  1. unchanging
  2. steady
  3. unchangeable
  4. uniform
Adjective
  • His unchanging mind leads to an act of extreme violence against Leo.
    — Emily Zemler, Los Angeles Times, 2 Oct. 2026
  • Everything remains perfect and unchanging, but thanks to this constant attention.
    — Condé Nast, Condé Nast Traveler, 26 Sep. 2026
Definition of unchanging
Adjective
  • As renewable energy contributes a larger share of electricity generation, nuclear plants may need to become more flexible without compromising the steady operation of their reactors.
    — Neetika Walter, Interesting Engineering, 28 Oct. 2026
  • Netanyahu's supporters see him as a steady hand and a consummate statesman who has led Israel through a war of redemption after the country's darkest hour.
    — Arkansas Online, Arkansas Online, 28 Oct. 2026
Definition of steady
Adjective
  • Written words become unchangeable sentences, all the turbulence of the soul of the moment would seem to freeze to eternity.
    — Phong Nguyen, PEOPLE, 25 Aug. 2026
  • Think of it as giving a huge group of devices the same unchangeable password.
    — Kurt Knutsson, FOXNews.com, 31 July 2026
Definition of unchangeable
Adjective
  • Working with researchers at the ARC Research Hub for Future Fibres, Piller learned fiber-processing techniques including blending, carding and spinning to develop experimental yarns from the recovered uniform materials.
    — Alexandra Harrell, Footwear News, 26 Oct. 2026
  • Homeowners want more personality and distinct moods, not plain, uniform spaces.
    — The Spruce, The Spruce, 24 Oct. 2026
Definition of uniform

Browse Nearby Words

invariably
invariant
invasion
See all Nearby Words

Cite this Entry

“Invariant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invariant. Accessed 29 Oct. 2026.

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More from Merriam-Webster on invariant

Britannica.com: Encyclopedia article about invariant

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