https://en.wikipedia.org/wiki/Epistemology
Epistemology (/ ɪ ˌ p ɪ s t ə ˈ m ɒ l ə dʒ i / (); from Ancient Greek ἐπιστήμη (epistḗmē) 'knowledge', and -logy), or the theory of knowledge, is the branch of philosophy concerned with knowledge.Epistemology is considered a major subfield of philosophy, along with other major subfields such as ethics, logic, and metaphysics.. Epistemologists study the nature, origin, and ...