Definitions for "Teratogens"
a class of environmental hazards which cause marked abnormalities in the fetus during pre-natal development and which are can be caused by the use of harmful drugs or substances, such as thalidomide and cocaine, cigarette smoking and heavy use of alcohol.
agents that cause anomalies or malformations during embryological development.
Agents that cause physical defects in a developing fetus
Chemicals or other factors that specifically cause abnormalities during embryonic growth and development.
Keywords:  see
See Teratogen.