a priori vs doctrinal

a priori

adv
  • In a way based on theoretical deduction rather than empirical observation. 

adj
  • Presumed without analysis. 

  • Self-evident, intuitively obvious. 

  • Based on hypothesis and theory rather than experiment or empirical evidence. 

  • Developed entirely from scratch, without deriving it from existing languages. 

doctrinal

adj
  • Of, relating to, involving, belonging to or concerning a doctrine. 

noun
  • A matter of doctrine, or system of doctrines. 

How often have the words a priori and doctrinal occurred in a corpus of books? (source: Google Ngram Viewer )