a. Of or pertaining to Immanuel Kant, the German philosopher; conformed or relating to any or all of the philosophical doctrines of Immanuel Kant. [ 1913 Webster ]
n. The philosophy of modern thinkers who follow Kant in his general theory of knowledge, esp. of a group of German philosophers including F. A. Lange, H. Cohen, Paul Natorp, and others. [ Webster 1913 Suppl. ]