Teratogenic means relating to or causing developmental malformations.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#t</ref> In common parlance, these agents cause birth [[defect]]s, some minor, some horrific. Many different kinds of agents can act as teratogens. Some examples include:
+
'''Teratogenic''' means relating to or causing developmental malformations.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#t</ref> In common parlance, these agents cause birth [[defect]]s, some minor, some horrific. Many different kinds of agents can act as teratogens. Some examples include: