---
license: cc-by-sa-4.0
language:
- ko
- ja
- zh
tags:
- dictionary
- korean
- japanese
- chinese
- language-learning
- vocabulary
pretty_name: Kotobase Dictionary
size_categories:
- 1M<n<10M
---

# Kotobase Dictionary

Pre-built SQLite dictionary database for [Kotobase](https://github.com/4pplet), an offline-first Korean/Japanese/Chinese dictionary and vocabulary learning app.

## Contents

- **4M+ dictionary entries** across Korean, Japanese, and Chinese
- **4.8M+ sense definitions** in multiple languages (English, Korean, Japanese, and more)
- **Example sentences** from Tatoeba
- **TOPIK level tags** (A/B/C) for Korean vocabulary
- **Frequency rankings** from Leipzig corpus data
- Full-text search via FTS5

## Sources

All data is compiled from open-source/open-data dictionaries:

| Source | License | Language |
|--------|---------|----------|
| [KRDict](https://krdict.korean.go.kr/) | CC-BY-SA | Korean |
| [JMDict](https://www.edrdg.org/jmdict/j_jmdict.html) | CC-BY-SA | Japanese |
| [CEDICT](https://www.mdbg.net/chinese/dictionary?page=cedict) | CC-BY-SA | Chinese |
| [Wiktionary/Kaikki](https://kaikki.org/) | CC-BY-SA | Multilingual |
| [Tatoeba](https://tatoeba.org/) | CC-BY | Example sentences |
| [OpenDict](https://opendict.korean.go.kr/) | Public | Korean |

## Usage

Download `dictionary.db` and place it in your Kotobase data directory, or let the app download it automatically on first launch.

## License

CC-BY-SA-4.0 (inherits from source dictionaries)