ipso facto is a Latin expression, which means "by the very fact", "that's why" or "consequently", in the translation into Portuguese.
Currently, this expression continues to be widely applied in the legal field and in the field of biological sciences, for example.
Within the field of Law, ipso facto it is a latinization used in the sense of highlighting a certain fact based on its natural consequences, an act or an event.
In other words, it is about explaining something that developed as a natural consequence of a certain thing or situation.
Example: "the judge released them, declaring, ipso facto, the execution null and void.”.
As opposed to the definition of ipso facto, is the expression ipso swear, which means "in its own right" or "according to the right". In this sense, it means that a given decision is taken by "force of law", that is, something that results from a right.
As it is a Latin expression, the rule states that ipso facto must be written in italics and in lowercase.