[ 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'.
[ 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. 2004