Active Dictionary
Language practice with texts, videos and PDFs
About Active Dictionary
Best for: independent language learners, adult learners at B1 and above, students using texts and videos
Key features
- Allows contextual vocabulary lookup while reading or watching videos
- Supports study with texts, PDFs, and captioned YouTube videos
- Offers a personal dictionary and spaced-repetition flashcard review
- Provides an AI tutor for explaining passages and language rules
- Includes speaking and writing practice based on current material
Use cases
- Studying vocabulary and expressions from work or study documents
- Practicing speaking and writing about recently read or watched content
- Learning with personal or public texts, PDFs, and captioned videos
Pros
- Public library materials can be accessed without registration
- AI tutor is integrated directly with the current learning material
Limitations
- Speaking and writing practice require an account
- PDFs are limited to 50 pages and scanned pages require OCR
- YouTube videos must have captions for support
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