A PRIORI


Meaning of A PRIORI in English

[ ˌeɪ prʌɪ'ɔ:rʌɪ , ˌα: prɪ'ɔ:ri ]

■ adjective & adverb based on theoretical deduction rather than empirical observation.

Derivatives

apriorism eɪ'prʌɪərɪz(ə)m noun

Origin

C16: L., 'from what is before'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.