cryptology

noun

cryp·​tol·​o·​gy krip-ˈtä-lə-jē How to pronounce cryptology (audio)
: the scientific study of cryptography and cryptanalysis
cryptological adjective
or cryptologic
cryptologist noun

Examples of cryptology in a Sentence

Recent Examples on the Web
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Connelly, a former Los Angeles Times police reporter, worked to confirm the cryptology and other aspects of Baber’s investigation. Tribune News Service, Baltimore Sun, 15 Jan. 2026 Connelly, a former Los Angeles Times police reporter, worked to confirm the cryptology and other aspects of Baber’s investigation. Peter Larsen, Oc Register, 14 Jan. 2026 Alan Turing’s Delilah Project During the war, Turing realized that cryptology’s new frontier was going to be the encryption of speech. IEEE Spectrum, 4 Feb. 2025 Initially working with only two assistants who knew nothing about cryptology, Yardley soon expanded the organization into five distinct subsections, employing more than 150 people. Peter Zablocki, Smithsonian Magazine, 4 Feb. 2025 See All Example Sentences for cryptology

Word History

Etymology

crypto- + -logy

First Known Use

1844, in the meaning defined above

Time Traveler
The first known use of cryptology was in 1844

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Cite this Entry

“Cryptology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cryptology. Accessed 18 Jan. 2026.

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