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cryptogenic

[ krip-tuh-jen-ik ]
/ ˌkrɪp təˈdʒɛn ɪk /
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adjective
of obscure or unknown origin, as a disease.
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Origin of cryptogenic

First recorded in 1905–10; crypto- + -genic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for cryptogenic

cryptogenic
/ (ˌkrɪptəʊˈdʒɛnɪk) /

adjective
(esp of diseases) of unknown or obscure origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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