The Open Dictionary

a priori

adjective

UK/ˌeɪ praɪˈɔː.raɪ/
US/ˌɑː priːˈɔːr.aɪ/

Definitions of a priori adjective

  1. Before noun

    Based on deduction or reasoning from cause to effect; relating to arguments or reasoning that use general principles to infer likely consequences.

    • Based on his past successes, we can a priori infer that he will succeed again.

    • The validity of this theory is a priori; it does not require empirical evidence for support.

    • A priori, this project is doomed to fail due to a lack of funding.