1. relating to the study of abnormalities of physiological development
Usage: medical; scientific
2. relating to monsters or abnormal forms
Usage: formal; literary

Examples

• The teratological effects of the drug were studied extensively.
• Researchers examined teratological specimens in the laboratory.
• The teratological research focused on birth defects.
• Ancient myths often contained teratological creatures.
• The scientist published a teratological study on developmental abnormalities.
• Teratological investigations help prevent birth defects.