Simple Definition of a priori
: relating to what can be known through an understanding of how certain things work rather than by observation
Full Definition of a priori
apriorityplay \-ˈȯr-ə-tē\ noun
Examples of a priori in a sentence
There's no a priori reason to think your expenses will remain the same in a new city.
<an a priori argument for the defendant's innocence>
Origin and Etymology of a priori
Latin, literally, from the former
First Known Use: 1652
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