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-gnosis

a combining form meaning “knowledge,” used in the formation of compound words: prognosis.

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Origin of -gnosis

< Latin -gnōsis < Greek; see gnosis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for -gnosis

-gnosis

n combining form

(esp in medicine) recognition or knowledgeprognosis; diagnosis
Derived Forms-gnostic, adj combining form

Word Origin for -gnosis

via Latin from Greek: gnosis
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