Aversio
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
In the civil law. An averting or turning away. A term applied to a species of sale in gross or bulk. Letting a house altogether. Instead of in chambers. 4 Kent, Comm. 517.
— Aversio pericnli. A turning away of peril. Used of a contract of insurance. 3 Kent, Comm. 263.