Facto
A New Law Dictionary and Glossary · Alexander M. Burrill · 1850
A New Law Dictionary and Glossary
Lat. (abl. of factum, q. v.) In fact; by an act; by the act or fact. Ipso facto; by the act itself; by the mere effect of a fact, without any thing superadded, or any proceeding upon it to give it effect.
3 Kent's Com. 65, 58.