invariant
adjective
in·vari·ant
(ˌ)in-ˈver-ē-ənt 
: constant, unchanging
specifically
: unchanged by specified mathematical or physical operations or transformations
invariant factor
invariant
noun
Examples of invariant in a Sentence
an invariant value
Recent Examples on the Web
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
Lorentz symmetry is a concept suggesting that the laws of physics are invariant (unchanging) under Lorentz transformations.
—Rupendra Brahambhatt, Interesting Engineering, 24 Jan. 2025
Hybrid analysis methodologies that focus on invariant components of the malware are essential for effective detection and mitigation.
—John Chirillo, Forbes, 11 Dec. 2024
See All Example Sentences for invariant
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.
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
Lorentz symmetry is a concept suggesting that the laws of physics are invariant (unchanging) under Lorentz transformations.
—Rupendra Brahambhatt, Interesting Engineering, 24 Jan. 2025
Hybrid analysis methodologies that focus on invariant components of the malware are essential for effective detection and mitigation.
—John Chirillo, Forbes, 11 Dec. 2024
See All Example Sentences for invariant
Cite this Entry
“Invariant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/invariant. Accessed 31 Oct. 2025.
Copy CitationKids Definition
Love words? Need even more definitions?
Merriam-Webster unabridged
Share