Meaning of A PRIORI in English

A PRIORI

adj. & adv.

--adj.

1. (of reasoning) deductive; proceeding from causes to effects (opp. A POSTERIORI).

2 (of concepts, knowledge, etc.) logically independent of experience; not derived from experience (opp. EMPIRICAL).

3 not submitted to critical investigation (an a priori conjecture).

--adv.

1. in an a priori manner.

2 as far as one knows; presumptively.

Derivatives:

apriorism n.

Etymology: L, from what is before

Oxford English vocab.      Оксфордский английский словарь.