noun
exegetics; commentary studies
Academic field focused on the interpretation and commentary of classical Chinese texts, especially the study of ancient word meanings and annotations.
彼は大学で訓詁学を専攻している。
He is majoring in exegetics at university.
訓詁学は漢文の解釈に欠かせない学問だ。
Exegetics is an indispensable discipline for interpreting classical Chinese texts.
From 訓詁 (exegesis, interpretation of ancient texts) + 学 (study, -ology). The term is used in the context of classical Chinese scholarship.