noun
academic book; scholarly book
Refers to a book written for academic or scholarly purposes, often specialized and research-oriented.
彼は歴史の学術書を何冊も書いている。
He has written several academic books on history.
この学術書は専門家向けに書
This scholarly book is written for specialists.
教科書 is a textbook used in schools or courses, whereas 学術書 is a scholarly work not necessarily designed for classroom instruction.
Compound of 学術 (gakujutsu, 'academic study') + 書 (sho, 'book').