a priori definition, meaning - what is a priori in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

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English definition of “a priori”

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a priori

adjective [before noun] uk   /ˌeɪ.praɪˈɔː.raɪ/ /-priːˈɔː.ri/  us   /-ˈɔːr.aɪ/ formal
relating to an argument that suggests the probable effects of a known cause, or using general principles to suggest likely effects: "It's freezing outside; you must be cold" is an example of a priori reasoning.
a priori
adverb uk   us  
(Definition of a priori from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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