Definition:
A teratogen is a substance or factor that can cause problems in the normal development of a baby while it is still in the womb (the mother’s belly). These problems can lead to birth defects, which are physical or health issues that a baby is born with.
In advanced discussions, you might see "teratogen" used in research papers or medical studies. For example: - "The study explored various teratogens and their effects on fetal development, highlighting the importance of prenatal care."
Teratogenic (adjective): This describes something that has the potential to cause birth defects.
Teratogenicity (noun): This refers to the ability of a substance to cause birth defects.
While "teratogen" primarily refers to substances that cause developmental issues, it can sometimes be used in broader contexts to discuss anything that disrupts normal development, though this usage is less common.
There are no specific idioms or phrasal verbs directly related to "teratogen," but you might encounter phrases like "take precautions" or "be mindful of," which relate to avoiding teratogens during pregnancy.
In summary, a teratogen is anything that can harm a developing baby, leading to birth defects.