The Collaborative International Dictionary
Averruncation
Averruncation \Av`er*run*ca"tion\, n. [Cf. OF. averroncation.]
The act of averting. [Obs.]
Eradication. [R.]
--De Quincey.
Wiktionary
averruncation
n. 1 The act of averting. 2 eradication.