|terətō|jenik adjective
also ter·a·to·genetic -(ˌ)tōjə̇|ned.ik
Etymology: International Scientific Vocabulary terat- + -genic or -genetic
: tending to cause developmental malformations and monstrosities
• ter·a·to·ge·nic·i·ty -(ˌ)tōjə̇|nisə̇d.ē noun -es