About Bulgarian Language Pack for Dictionary
This will install two more Dictionary to your Dictionary.App 
- Bulgarian - English 
- English - Bulgarian

What’s New in this Version 
- Fixed Dictionaries format. 
- Removed Tiger compatibility 
- Start Dictionary.App after Install

Download here

ChangeLog v.1.2 -Fixed Dictionaries format. -Removed Tiger compatibility -Start Dictionary.App after Install v.1.1 -Added Tiger support for Testing Purpose -Distributed via compressed DMG image file for smaller size