@mirage I've uploaded a Koreader optimized Oxford 2nd Ed. for you
here.
You can even tweak the lua- and css-file further to your liking. The dictionary is based on the available Stardict dictionary in 2 parts and was processed by the script
PocketBookDic with the toggles
Code:
# Shortcuts to Collection of settings.
my $Just4Koreader = 1;
my $Just4PocketBook = 0;