IPA: /ˌɛpɪstəˈmɒlədʒɪkəl/
KK: /ɪˌpɪstəˈmɒlədʒɪkəl/
Relating to the study of knowledge and how we understand what we know.
The professor gave a lecture on epistemological theories that explore the nature of knowledge.
Epistemological → It is formed from "episteme" (from Greek ἐπιστήμη, meaning knowledge) and "-logical" (from Greek "logia", meaning study or discourse). The word refers to the study or discourse of knowledge and its nature.
Think of 'episteme' meaning knowledge, and '-logical' relating to the study of something. This helps you remember that 'epistemological' is about the study of knowledge.