Licenses & Permissions
Data sources, copyright notices, and reuse terms.
Data Sources
| What we use | Source | License |
|---|---|---|
| Base character set (8,105 chars, stroke counts, radical, level 1/2/3) | China's 通用规范汉字表 (2013) | Official public standard |
| HSK 3.0 level annotations | Official HSK 3.0 vocabulary list | Official public data |
| Pinyin pronunciations (including polyphones) | pinyin-pro (npm) | MIT License |
|
Supplementary character/word/idiom base data
stroke order, variants, compounds (MIT),
word frequency ranks (CC BY 4.0)
| chinese-dictionary by 码谱 (Mapu) · chinese-xinhua by PWXCOO · SUBTLEX-CH (Cai & Brysbaert 2010) | MIT for dictionary data · CC BY 4.0 for word frequencies |
| Chinese dictionary definitions (shown as "Detailed explanation" on character pages) | zdic.net / 汉典 | CC0 1.0 — dedicated to the public domain |
| Supplementary English word definitions (shown in "More definitions" on word pages) | CC-CEDICT | CC BY-SA 4.0 — attribution + share-alike |
CC BY-SA 4.0 — Notice
Portions of the English word definitions are derived from CC-CEDICT, used under the Creative Commons Attribution-ShareAlike 4.0 International license.
Our modifications include: filtering entries by frequency, adding HSK level tags, normalizing pinyin spacing and capitalization, and supplementing with original definitions.
If you redistribute hanzidict.org data that includes CC-CEDICT-derived content, you must (1) give appropriate credit, (2) indicate if changes were made, and (3) distribute your derivative under the same CC BY-SA 4.0 license.
zdic.net / 汉典 — CC0 1.0 Public Domain
Per zdic.net/terms/ (Article 4), zdic.net dedicates all its dictionary content to the public domain under CC0 1.0, renouncing all copyright and related rights.
We use zdic.net Chinese definitions as supplementary reference material. No attribution is legally required, but we credit the source out of respect.