a priori[ā′ prī ôr′ī, -ôr′ē; ä′-]
a priori definition by Webster's New World
- from cause to effect or from a generalization to particular instances; deductive or deductively
- based on theory, logic, fixed rules or forms, etc. instead of on experience or experiment
- before examination or analysis
Origin: Classical Latin literally , from what precedes ; from a, ab, from plush priori, ablative of prior: see prior
a priori definition by American Heritage Dictionary
- Proceeding from a known or assumed cause to a necessarily related effect; deductive.
- a. Derived by or designating the process of reasoning without reference to particular facts or experience.b. Knowable without appeal to particular experience.
- Made before or without examination; not supported by factual study.
Origin: Medieval Latin ā priōrī : Latin ā, from + Latin priōrī, ablative of prior, former.
- aˌ pri·oˈri adverb
- aˌ pri·orˈi·ty noun
a priori - Legal Definition