axiological

adj

1. (not-comparable)Of or relating to value theory, the philosophical field of axiology.

   “Students of psychology and epistemology are familiar with the axiological literature of the last forty years, and are here reminded of the great diversity of opinions on this topic.”

2. (not-comparable)Of or relating to values themselves.

   “It might now be thought that the object of this judgment is the validity of value or an axiological validity (as distinct from a theoretical validity).”