Definition of A Priori | OpenJurist

Definitions from Black's Law Dictionary: 2nd Edition and Ballentine's Law Dictionary as are available for each term in each dictionary.

A priori

Ballentine's Law Dictionary

Definition:
From a prospective viewpoint.
A Priori

Black's Law Dictionary: 2nd Edition

Definition:
A term used in logic to denote an argument founded on analogy or abstract considerations or one which, positing a general principle or admitted truth as a cause, proceeds to deduce from it the effects which must necessarily follow.