The Collaborative International Dictionary
Vermination
Vermination \Ver`mi*na"tion\, n. [L. verminatio the worms, a disease of animals, a crawling, itching pain.]
The generation or breeding of vermin.
--Derham.A griping of the bowels.
Wiktionary
vermination
n. 1 (context archaic English) The generation or breeding of vermin. 2 (context archaic English) A griping of the bowels.