Korean Etymology Sino-Korean word from 空冊, from 空 (“empty”) + 冊 (“book”). Pronunciation (SK Standard/Seoul) IPA(key): [ko̞ŋt͡ɕʰɛk̚] ~ [ko̞ŋt͡ɕʰe̞k̚]Phonetic hangul: [공책/공첵]More information Romanizations, Revised Romanization? ...RomanizationsRevised Romanization?gongchaekRevised Romanization (translit.)?gongchaegMcCune–Reischauer?kongch'aekYale Romanization?kongchaykClose Noun 공책 • (gongchaek) (hanja 空冊) notebook, jotter See also 수첩 (手帖, sucheop, “pocket notebook”)Wikiwand - on Seamless Wikipedia browsing. On steroids.