teratogenic

noun Biology.

1. a drug or other substance capable of interfering with the development of a fetus, causing birth defects.

noun

1. any substance, organism, or process that causes malformations in a fetus. Teratogens include certain drugs (such as thalidomide), infections (such as German measles), and ionizing radiation

adj.“causing the formation of monsters,” 1879, from teratogeny (1857), from comb. form of Greek teras (genitive teratos) “marvel, monster” + -genic. n.1959, from comb. form of Greek teras (genitive teratos) “marvel, monster” + -gen. adj.

1. Of, relating to, or causing malformations of an embryo or a fetus.

n.

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

1. An agent, such as a virus, a drug, or radiation, that can cause malformations in an embryo or fetus.