ter·​a·​to·​gen·​e·​sis ˌter-ə-tə-ˈje-nə-səs How to pronounce teratogenesis (audio)
: 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, 23 Aug. 2019

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'teratogenesis.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


terato- + genesis, after French tératogénie

First Known Use

1901, in the meaning defined above

Time Traveler
The first known use of teratogenesis was in 1901

Dictionary Entries Near teratogenesis

Cite this Entry

“Teratogenesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/teratogenesis. Accessed 16 Apr. 2024.

Medical Definition


ter·​a·​to·​gen·​e·​sis ˌter-ə-tə-ˈjen-ə-səs How to pronounce teratogenesis (audio)
plural teratogeneses -ˌsēz How to pronounce teratogenesis (audio)
: production of developmental malformations

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