Definition of a priori:
- Applied to knowledge and conceptions assumed, or presupposed, as prior to experience, in order to make experience rational or possible.
- Characterizing that kind of reasoning which deduces consequences from definitions formed, or principles assumed, or which infers effects from causes previously known; deductive or deductively. The reverse of a posteriori.
primordial, theoretical, a posteriori, inferable, transcendental, sub judice, de jure, inferential, derivable, a fortiori, sine die, intuitive, reasoned, deducible, original, force majeure, bona fides, pro bono, theoretic, transcendent.