earth Lexica – Offline Dictionary & Etymology

An offline, open-source lexicon with etymologies.

We could not find an offline, open-source Android lexicon that includes detailed etymologies. So we built one.

earth Lexica provides structured dictionary entries, word origins, and precise definitions – fully offline.

🔎 Research & Meaning

Explore words beyond their surface definition.

Detailed dictionary entries

Etymologies and word origins

Structured and readable results

Easily accessible search bar

Dark mode for reduced battery usage

The data is based on Wiktionary and processed for offline use.

🌍 Fully Offline

No internet connection required.

Once downloaded, all selected language datasets are stored locally on your device. You do not need mobile data or Wi-Fi to search words.

🔐 Privacy First

No tracking

No analytics

No third-party data collection

Transparency ensures that your data remains on your device.

⚙️ Performance & Storage

Because all data is processed locally, search results may take a few seconds to load, especially for large language datasets.

Make sure you have sufficient internal storage before downloading a language pack.

Available language datasets:

Dutch – approx. 100 MB

French – approx. 600 MB

German – approx. 300 MB

Italian – approx. 40 MB

Polish – approx. 100 MB

Russian – approx. 300 MB

Spanish – approx. 100 MB

📱 Availability

Android: Available on Google Play

About earth

earth Lexica is a transdisciplinary design and research collective of a group of scientists.