RhymeZone: cognitivism definitions

Definitions of cognitivism:

noun: (philosophy) The view that ethical sentences express propositions and are therefore capable of being true or false.
noun: (art) The view that a work of art is valuable if it contributes to knowledge.
noun: (psychology) The view that mental function can be understood as the internal manipulation of symbols according to a set of rules.

(Definitions from Wiktionary)