Webster's Revised Unabridged Dictionary · 1913

Teratology

Teratology , noun

[Greek {not transcribed}, {not transcribed}, a wonder, monster + -logy: compare Greek {not transcribed} a telling of wonders, and French 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. [Obsolete] — Bailey