noun
academic type; scholarly disposition
Describes a person who is naturally inclined toward study and research, often with a somewhat bookish or unworldly character.
彼は学究肌で、休日も図書館にこもっている。
He is the academic type, spending even his days off holed up in the library.
学究肌の人は、実務よりも理論を好む傾向がある。
People with a scholarly disposition tend to prefer theory over practical work.
Compound of 学究 (がっきゅう, 'study, research') and 肌 (はだ, 'skin; disposition'). The exact origin is uncertain, but it follows the pattern of words like 学者肌 (がくしゃはだ).