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invariant

adjective

in·​vari·​ant (ˌ)in-ˈver-ē-ənt How to pronounce invariant (audio)
: constant, unchanging
specifically : unchanged by specified mathematical or physical operations or transformations
invariant factor
invariant noun

Example Sentences

Recent Examples on the Web Scientists and philosophers began to seek objectivity in structures, the invariant relationships between things. Hari Kunzru, Harper’s Magazine , 22 June 2022 The new work also raises hopes that mathematicians might be closing in on an even more ambitious result: proving that these physical models are conformally invariant. Quanta Magazine, 8 July 2021 Einstein’s 1905 papers on relativity led to the unmistakable conclusion, for example, that the relationship between energy and mass is invariant, even though energy and mass themselves can take vastly different forms. Wired, 14 July 2019

Word History

First Known Use

1874, in the meaning defined above

Time Traveler
The first known use of invariant was in 1874

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