Dictionaries installation
From QStarDict wiki
Dictionaries format
Currently the main format of dictionaries used by QStarDict is StarDict.
Sites with dictionaries
List of the most popular sites with dictionaries available here.
Installation
Usually dictionaries distributed in tarballs. You can install dictionary using following commands:
mkdir -p ~/.stardict/dic tar xzvf dictionary.tar.gz -C ~/.stardict/dic
for dictionary.tar.gz and
mkdir -p ~/.stardict/dic tar xjvf dictionary.tar.bz2 -C ~/.stardict/dic
for dictionary.tar.bz2.