Emily Dickinson Lexicon

MON-STROS'ITY, n.

1. The state of being monstrous, or out of the common order of nature. We often read of monstrous births; but we see a greater monstrosity in education, when a father begets a son and trains him up into a beast. South.
2. An unnatural production; that which is monstrous. Fabri arranges distortions, gibbosities, tumors, &c. in the class of morbific monstrosities. Encyc. A monstrosity never changes the name or affects the immutability of a species. Adanson.