ter·​a·​to·​gen·​e·​sis | \ ˌter-ə-tə-ˈje-nə-səs How to pronounce teratogenesis (audio) \

Definition of teratogenesis

: production of developmental malformations

Examples of teratogenesis in a Sentence

Recent Examples on the Web Such abnormalities arise as a result of a process known as teratogenesis. Emily Langer, Washington Post, "Liane Russell, scientist who put spotlight on danger of X-rays for embryos, dies at 95," 23 Aug. 2019

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

First Known Use of teratogenesis

1901, in the meaning defined above

History and Etymology for teratogenesis

terato- + genesis, after French tératogénie

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Time Traveler for teratogenesis

Time Traveler

The first known use of teratogenesis was in 1901

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Cite this Entry

“Teratogenesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/teratogenesis. Accessed 5 Jul. 2020.

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More Definitions for teratogenesis


ter·​a·​to·​gen·​e·​sis | \ ˌter-ə-tə-ˈjen-ə-səs How to pronounce teratogenesis (audio) \
plural teratogeneses\ -​ˌsēz How to pronounce teratogeneses (audio) \

Medical Definition of teratogenesis

: production of developmental malformations

More from Merriam-Webster on teratogenesis

Britannica.com: Encyclopedia article about teratogenesis

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