大一统志 Dàyītǒngzhì Yuan encyclopedia Origin Definitions Defs Strokes Stroke Words Sentences Sents 大元大一统志 Dà Yuán Dàyītǒngzhì Yuan gazetteer Da Yuan Dayitongzhi, a Yuan dynasty geographical encyclopedia compiled 1285-1294 under Jamal al-Din and Yu Yinglong, consisting of 755 scrolls