The Zhengzitong (Chinese: 正字通; pinyin: Zhèngzìtōng; Wade–Giles: Cheng-tzu-t'ung; lit.
The received edition Zhengzitong has over 33,000 headwords in 12 fascicles (卷).
Following the format of the Zihui, the character headwords give alternate graphs, fanqie spellings, definitions, explanations, and citations from Chinese classic texts.
Zhang Zilie was a native of Jiangxi Province, and his Zhengzitong contains many linguistically valuable dialectal terms from Southeastern China.
The famous 1716 Kangxi Zidian relied heavily upon the Zhengzitong.