Definition of Teratogen:

  1. Agent, process, or substance (such as German measles, x-ray photography, thalidomide), that can cause birth defects or prevent normal development of a fetus, usually within the first three months of pregnancy.

  2. An agent or factor which causes malformation of an embryo.

How to use Teratogen in a sentence?

  1. There are no absolute teratogens; however, many agents can exhibit teratogenic effects under certain circumstances.

Meaning of Teratogen & Teratogen Definition