TERATOLOGY
teratology
(noun) the branch of biology concerned with the development of malformations or serious deviations from the normal type of organism
Source: WordNet® 3.1
Etymology
Noun
teratology (countable and uncountable, plural teratologies)
(medicine) The study of teratogenesis, congenital malformations or grossly deformed individuals.
(toxicology) The study of the mechanisms, teratogenic agents, or teratogens, in bringing about malformations.
The study or cataloging of monsters.
Source: Wiktionary
Ter`a*tol"o*gy, n. Etym: [Gr. -logy: cf. Gr. tératologie.]
1. That branch of biological science which treats of monstrosities,
malformations, or deviations from the normal type of structure,
either in plants or animals.
2. Affectation of sublimity; bombast. [Obs.] Bailey.
Source: Webster’s Unabridged Dictionary 1913 Edition