discursive

Concise Oxford English Dictionary © 2008 Oxford University Press:
discursive /dɪsˈkəːsɪv/

▶adjective

• 1 moving from subject to subject.

• 2 relating to discourse or modes of discourse.

• 3 Philosophy, archaic proceeding by argument or reasoning rather than by intuition.

– derivatives
discursively adverb,
discursiveness noun.

– origin C16: from med. L. discursivus, from L. discurs-, discurrere (see discourse).