primality

noun

pri·​mal·​i·​ty prī-ˈma-lə-tē How to pronounce primality (audio)
: the property of being a prime number

Examples of primality in a Sentence

Recent Examples on the Web
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The next day, an NVIDIA H100 in San Antonio confirmed the finding with a primality test called the Lucas-Lehmer test, per the statement. Margherita Bassi, Smithsonian Magazine, 23 Oct. 2024 Rahul Santhanam, University of Oxford The first primality tests using randomized algorithms (based on refinements to Fermat’s little theorem) ushered in a new era. Ben Brubaker, Quanta Magazine, 3 Apr. 2023 It’s fundamental to primality testing methods, and all the cryptology that goes with that. Dave Linkletter, Popular Mechanics, 28 Jan. 2022

Word History

First Known Use

1908, in the meaning defined above

Time Traveler
The first known use of primality was in 1908

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Cite this Entry

“Primality.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/primality. Accessed 9 Sep. 2025.

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