1.
scholarly temperament; academic bent
Describes a person whose natural disposition is toward academic study and research. Such a person is typically focused, detail-oriented, and more interested in learning than in practical or commercial pursuits.
Because the teacher has an academic bent, the detailed explanations are helpful.
学究 means scholarly pursuit or academic study; 肌 literally means skin but as a suffix means temperament or natural disposition.
THE 〜肌 SUFFIX:
Attaches to nouns to mean "having the temperament/character of ~":