cryptogenic

adjective

cryp·​to·​gen·​ic ˌkrip-tə-ˈje-nik How to pronounce cryptogenic (audio)
: of obscure or unknown origin
a cryptogenic disease

Examples of cryptogenic in a Sentence

Recent Examples on the Web
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.
Hill died Thursday of cryptogenic organizing pneumonia, a rare lung condition, at his home in Omaha, Nebraska, a family spokesperson announced. Mike Barnes, The Hollywood Reporter, 9 Jan. 2023 The usual treatment for any cryptogenic TIA or stroke is cholesterol and blood pressure reduction, if indicated, plus an anti-platelet agent, like aspirin. Tony Dajer, Discover Magazine, 1 Oct. 2015

Word History

Etymology

crypto- + -genic

First Known Use

1873, in the meaning defined above

Time Traveler
The first known use of cryptogenic was in 1873

Browse Nearby Words

Cite this Entry

“Cryptogenic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cryptogenic. Accessed 14 Feb. 2026.

Medical Definition

cryptogenic

adjective
cryp·​to·​gen·​ic ˌkrip-tə-ˈjen-ik How to pronounce cryptogenic (audio)
: of obscure or unknown origin
cryptogenic epilepsy
compare phanerogenic
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