ter·​as ˈter-əs How to pronounce teras (audio)
plural terata ˈter-ət-ə How to pronounce teras (audio)
: an organism (as a fetus) that is grossly abnormal in structure due to genetic or developmental causes

Dictionary Entries Near teras

Cite this Entry

“Teras.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/teras. Accessed 15 Jul. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!