on·​co·​gen·​e·​sis | \ ˌäŋ-kō-ˈje-nə-səs How to pronounce oncogenesis (audio) \

Definition of oncogenesis

: the induction or formation of tumors

Examples of oncogenesis in a Sentence

Recent Examples on the Web Adaptive oncogenesis attributes that in large part to the tissue damage induced by what is supposed to be a beneficial therapy. James Degregori, STAT, "Using the principles of evolution to treat and prevent cancer," 27 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oncogenesis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of oncogenesis

circa 1932, in the meaning defined above

History and Etymology for oncogenesis

onco- + genesis

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The first known use of oncogenesis was circa 1932

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Cite this Entry

“Oncogenesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oncogenesis. Accessed 10 Aug. 2020.

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More Definitions for oncogenesis


on·​co·​gen·​e·​sis | \ ˌäŋ-kō-ˈjen-ə-səs How to pronounce oncogenesis (audio) \
plural oncogeneses\ -​ˌsēz How to pronounce oncogeneses (audio) \

Medical Definition of oncogenesis

: the induction or formation of tumors

More from Merriam-Webster on oncogenesis

Britannica English: Translation of oncogenesis for Arabic Speakers

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