Teratogen

teratogen /ter·a·to·gen/ (ter´ah-to-jen) any agent or factor that induces or increases the incidence of abnormal prenatal development.teratogen´ic

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te·rat·o·gen (t-rt-jn, tr-t-)

n.

An agent, such as a virus, a drug, or radiation, that can cause malformations or functional damage to an embryo or a fetus.

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Teratogen

Any substance, agent, or process that interferes with normal prenatal development, causing the formation of one or more developmental abnormalities of the fetus.

Mentioned in: Congenital Amputation, Congenital Bladder Anomalies, Fetal Alcohol Syndrome

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teratogen (t·raˑ·t·gn),

n a process, a substance, or an agent that interferes with regular, thus causing developmental abnormalities within a fetus. Examples include alkylating agents, thalidomide, and alcohol; infectious microbes like cytome-galovirus or the rubella virus; ionizing radiation such as x-rays; and environmental aspects such as the mother's age and overall health or trauma to the fetus during the gestational period.

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teratogen

an agent or influence that causes physical defects in the developing embryo.