Definition of "a priori" [a• pri•o•ri]

  • (adjective) Proceeding from a known or assumed cause to a necessarily related effect; deductive.
  • (adjective) Derived by or designating the process of reasoning without reference to particular facts or experience.
  • (adjective) Knowable without appeal to particular experience.
  • (adjective) Made before or without examination; not supported by factual study.
  • (adjective) relating to or involving deductive reasoning from a general principle to the expected facts or effects
  • (adjective) known to be true independently of or in advance of experience of the subject matter; requiring no evidence for its validation or support

Use "a priori" in a sentence

  • "Yet this rational group-formation can be disrupted under certain circumstances, since it is not of an a priori character."
  • "It seems impossible to deny an a priori fighting instinct, especially if one keeps in mind the incredibly picayunish, even silly, occasions of the most serious conflicts."
  • "As to whether it “certainly should not” mean this, does Mr. Slatin mean an a priori certainty deducible from the deep structure of the language itself or an observational certainty based on universally accepted, peer-reviewed, reproducible results obtained under controlled conditions?"

Words like "a priori"