— teratogenetic /teuh rat'oh jeuh net"ik, ter'euh toh-/ , adj.
/teuh rat'euh jen"euh sis, ter"euh teuh-/ , n. Biol.
the production or induction of malformations or monstrosities, esp. of a developing embryo or fetus. Also called teratogeny /ter'euh toj"euh nee/ , teratogenicity /teuh rat'oh jeuh nis"i tee, ter'euh toh-/ .
[ 1900-05; TERATO- + -GENESIS ]