epistemic

adjective3

1. •
   Of or relating to cognition or knowledge, its scope, or how it is acquired.

   • Second, note the role of the respondent's epistemic state. It is a factor in determining the correct replies, but only when the propositum is irrelevant. — 2008
2. •
   Of or relating to how cognition or knowledge is expressed in language.
3. •
   Of or relating to epistemology (“the branch of philosophy dealing with the study of knowledge”); epistemologic or epistemological.

   • [Robert] Audi considers whether [Roderick Milton] Chisholm might be able to incorporate into his epistemic system an internalist evidential grounding requirement addressing this question. — 2000