Animus Cancellandi
Defined in 2 dictionaries — Bouvier (1914), Black's (1891)
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
An intention to destroy or cancel. See Cancellation.
A Dictionary of Law
Henry Campbell Black · 1891
The infention of destroying or canceling, (applied to wills.)