A priori knowledge is independent from current experience (e.g., as part of a new study). Examples include mathematics, tautologies, and deduction from pure reason.

(“A Priori and a Posteriori” 2022)

Also see A posteriori.

Bibliography

“A Priori and a Posteriori.” 2022. Wikipedia, September. https://en.wikipedia.org/w/index.php?title=A_priori_and_a_posteriori&oldid=1113103532.