word
teratogen
teh-RAT-oh-jen
tɛˈrætədʒɛnListen
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Syllable breakdown
teratogen
Dictionary meaning
An agent that causes malformation of an embryo.
History and origin
Greek teras (monster) + -gen (producing).
Examples
- Thalidomide was identified as a powerful teratogen in the 1960s.
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