| Dictionary Name | Best For | Availability | | :--- | :--- | :--- | | | Reverse lookup (Bengali to English) | Free PDF available legally | | Bangla Academy English-Bengali Dictionary | Modern slang & technology terms | Official paid PDF/app | | Oxford English-Bengali Dictionary | Academic & literary accuracy | Paid only (no legal free PDF) | | Shabdkosh.com (Offline PDF) | Quick reference for travelers | Free via their website |